P305f engine code

Jul 28, 2023 · The P0305 code stands for “Cylinder 5 Misfire Detected,” which means the powertrain control module (PCM) has counted enough misfire events on cylinder 5 to store the misfire code. Possible causes for the P0305 code include issues with the ignition system, fuel system, or engine mechanical problems.

P305f engine code. Prior to taking it to the mechanic I had the codes P0113,P2228, P305F (auxillary battery needs to be replaced) Submitted: 3 days ago. Category: Chevy. Show More. Show Less. Ask Your Own Chevy Question. ... I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it …

The Bank 1 dictates the side of the engine with cylinder #1. Because code P0017 deals with the “B” sensor, you are dealing with the exhaust camshaft side. Other codes deal with Bank 2, along with the “A” sensor. Reference the service manual if you need more information about the location.

Won't smog, P305F code came up. Replaced aux battery, engine light went off, - Answered by a verified Chevy Mechanic. ... Won't smog, P305F code came up. Replaced aux battery, engine light went off, then came on again. Chev dealer said problem is "balance between the two batteries." Main battery (original) has 790 CA and 12.38V.Sep 15, 2023 · The P069E code affects these electronic returnless fuel systems in that most of the root issues are more likely to affect emissions. In any case, codes related to the fuel pump control module, like the engine code P069E, should always be addressed immediately. Sep 23, 2019 · I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it would solve the problem, but check engine came back on. What do I … read more Technicians may find the diagnostic trouble code (DTC) P305F: Dual Battery Control Module Performance has been set in the Engine Control Module (ECM). There may be …Pry Tool Product Link: http://amzn.to/2bsbwhsWelcome to another episode of DiyCarModz. I’m Jeff and in this video….Here is a quick video to demonstrate how t...2015 Malibu Code P305F, clock issue after fix. My check engine light came on. The code showed it was P305F. The dealership said the auxiliary battery wasn't good. It was 7 years old so I wasn't surprised. Dealership replaced it and said everything else was good. I left the dealership, came to a red light and the auto stop turned on.Sep 13, 2020 · 2020. The code p305f meaning on the Chevy Malibu is for dual battery control module performance. This vehicle has two batteries, a primary and a secondary one. The control module is responsible for switching from the first and second one as needed so that one can charge, or so that both can work under heavy load. What is the Cost to Diagnose the Code P219A? Labor: 1.0. The cost to diagnose the P219A code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

Diagnostic trouble code (DTC) P015A stands for “O2 sensor delayed response–rich to lean.” This trouble code is set when the powertrain control module (PCM) detects that the vehicle’s oxygen …Faulty Battery Battery harness is open or shorted Battery circuit poor electrical connection ⚠ Does your Car have → Check here How to Fix the DTC P305F? Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors.A: The P305F code is caused by a problem with the communication between the engine control module and the throttle actuator control module. Q: How do I fix the P305F code on my Chevrolet Malibu? A: You can fix the P305F code by checking the throttle body, wiring, TAC module, and ECM.How to fix code p305f for 2015 Chevy Malibu. 0 votes . 5.4k views. asked Jun 5, 2018 by Joenavarrete26 (102 points) ... p305f; code; check-engine-light; 1 Answer. 0 votes . answered Nov 8, 2018 by Carguy1 (12.7k points) Hi there, This code indicates an issue with the battery. Here is some info for you. ...This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. Although generic, the specific repair steps may vary depending on make/model. A P0305 code means that the the car's computer has detected that one of the engine's cylinders is not firing properly. In this case it's cylinder #5.Labor: 1.0 The cost to diagnose the P305F code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Search for P305F Questions and Answers: Search here →How to fix a Chevrolet P305F Code: Dual Battery Control Module Performance Dual Battery Control Module: https://amzn.to/48wD42RService Information The engine...Yes, a vacuum leak can allow air into the engine in excess, which would create an erratic idle and set the P0507 code. Because the air-fuel mixture is monitored in the combustion chamber, any excessive leak of air is going to alert the computer. The larger the leak is, the more issues you may have with the idle.

What is the Cost to Diagnose the Code P015B Chevrolet? Labor: 1.0. The cost to diagnose the P015B Chevrolet code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it would solve the problem, but check engine came back on. What do I … read moreHow to fix code P305F - Diagnostic Tip for DTC P305F. 1.-. Get both battery check and replace if not good. 2.-. Check and clean all grounds. 3.-. Look for broken, bent, pushed out, or corroded component connector terminals. 4.-. Check all aftermarket Adds and visually inspect the related wiring harness.Onboard diagnostics or OBD/OBD-II codes are those dreaded engine error codes that only trained auto mechanics seem to understand. Take a few minutes to gain a greater understanding of car engine error codes and the next time the check engin...Inspect the following if DTC P305F has been set: 4005667 1. Check state of health of auxiliary battery with the GR8 tester. Not just a state of charge check. • If low, replace the battery, clear codes and re-check. • If good, proceed to step 2. 2. Check ground resistance from the Dual Battery Isolation Module (DBIM) to G103. Wiggle theThe 12-volt battery has six silver-calcium cells and an A terminal. It weighs 45.5 pounds and measures 11.9 x 7.5 x 7.6 inches. The battery has high-density negative paste, increased life alloy or silver calcium stamped alloy, and calcium lead positive grid to maximize conductivity and minimize resistance, extending battery life.

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Feb 20, 2018 · Part 2. Edit: I have finally fixed my issue with the check engine light code p305f and it cost a total of $53 I bought it from eBay it even came with a 1 year replacement warranty from square trade for an extra 6 bucks, it was quite easy to replace and only needed a few sockets and a flat head screw driver to complete. I recently went to have my emissions check and was told I failed due to code p305f. I have taken my 2015 malibu to dealer and they ran diagnostic and told me it was the aux battery. ... I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it would solve the problem ...To diagnose the P305F GMC code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.The P2096 code shows that the post-catalyst fuel trim system is too lean on Bank 1. That simply means that it is getting too much air and not enough fuel to be perfectly balanced. This condition is recognized by the oxygen sensors and the code is generic across most manufacturers. On a four-cylinder or straight-six-cylinder engine, the Bank 1 ...

Start/stop systems have 2 12v batteries, one under the hood and one in the trunk. That second battery kicks in when engine stops, to provide power to accessories like lights, audio, windows and door locks. Erase the code, see if that fixes the problem.Labor: 1.0 To diagnose the P305F Chevrolet code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type.Info. For many car parts, such as engines and cylinder heads, it is important that you specify the correct motor code on your request.The engine code is usually stamped somewhere into the engine block. The first 4 or 5 letters / numbers usually provide enough technical information for a car parts supplier to find the right engine related car part for you.Bulletin Title: #18-NA-367 - Diagnostic Tip for Malfunction Indicator Lamp (MIL) Illuminated with DTC P305F, P058B and/or P058D and/or Various Driveability or Electrical Issues - (Oct 27, 2021) Bulletin Type: Technical Applies To: Vehicle DTC Information / Displays and Gauges / Wiring Systems and Power Management / Starting, Charging, and Low Voltage …The P2096 code shows that the post-catalyst fuel trim system is too lean on Bank 1. That simply means that it is getting too much air and not enough fuel to be perfectly balanced. This condition is recognized by the oxygen sensors and the code is generic across most manufacturers. On a four-cylinder or straight-six-cylinder engine, the Bank 1 ...The average cost for a Chevrolet Malibu Timing Chain and Gear Set Replacement is between $865 and $986. Labor costs are estimated between $405 and $511 while parts are priced between $461 and $475. Your location and vehicle may affect the price of Timing Chain and Gear Set Replacement.Which engine? 2.5 has 2 batteries, 2.0 only one. Both batteries need to be checked if you have a 2.5 engine before looking at the battery module. What is P305F CHEVROLET code meaning? This system uses a dual battery configuration which includes the 12 V primary battery and 12 V auxiliary battery.Code P305F Description This system uses a dual battery configuration which includes the 12 V primary battery and 12 V auxiliary battery. The dual battery control …Jun 5, 2018 · p305f; code; check-engine-light; 1 Answer. 0 votes . answered Nov 8, 2018 by Carguy1 (13.1k points) Hi there, This code indicates an issue with the battery. Here is ... The diagnostic machine gave me a code of p305f. what does this mean? Posted by willie brunson on Jul 07, 2019. Want Answer 1. Clicking this will make more experts see the question and we will remind you when it gets answered. ... Check engine light code P0449. check engine light ison,autozone says code is P0449 this is whattheir …P305F - DUAL BATTERY CONTROL MODULE PERFORMANCE FIXED FAST & EASY - CHEVY MALIBU, CRUZE & MANY MORE!Hey guys! Here we bring you another video!In this video w...I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it would solve the problem, but check engine came back on. What do I … read more

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I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it would solve the problem, but check engine came back on. What do I … read moreTechnicians may find the diagnostic trouble code (DTC) P305F: Dual Battery Control Module Performance has been set in the Engine Control Module (ECM). There may be several different causes of this code setting and before any component replacements, please follow the recommendations below.Mar 22, 2020 · Ok, have a 2014 Chevrolet Malibu LS 2.5L 4-cylinder. I am here to help out explain certain things about DTC's P305F, P058D and/or P058B. First of all there is a TSB (Technical Service Bulletin) that is available for this issue. Not much is really explained to well as is expected. Here is my list of the common fixes for this code: Replace defective spark plugs. Replace defective ignition coils. Replace damaged fuel injectors. Check and repair broken wire connections. Replace or service the oxygen sensor. Replace catalytic converter. Replace the defective head gasket. Repair of vacuum leaks.I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it would solve the problem, but check engine came back on. What do I … read moreKurt Mulling. Lead Technician/ now retired. High School or GED. 2,783 satisfied customers. 2015 Malibu 2.5 code P305F Hada. P305F Had auxiliary battery. Checked connections,fuses in engine under hood,had auxiliary barr … read more.Diagnostic trouble code (DTC) P015A stands for “O2 sensor delayed response–rich to lean.” This trouble code is set when the powertrain control module (PCM) detects that the vehicle’s oxygen sensor isn’t regularly sending back information. The P015A code corresponds to oxygen sensor number 1, which analyzes the gases from engine bank 1.Follow this step-by-step guide to optimize your code, formatting, and content to ensure search engines can easily find and index your WordPress blog. Trusted by business builders worldwide, the HubSpot Blogs are your number-one source for e...My wife's 2011 Terrain (2.4L) is suddenly running very rough. She said this all just started sitting at a stoplight on Friday. It's throwing codes: P228D, P0089, P0016, P0017. It is also showing Stabilitrack and reduced engine power messages. I've looked up all those codes and there is a ton of possible causes between them all.

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Technicians may find the diagnostic trouble code (DTC) P305F: Dual Battery Control Module Performance has been set in the Engine Control Module (ECM). There may be several different causes of this code setting and before any component replacements, please follow the recommendations below.How to troubleshoot code p305f=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====Engine Code P015B Saving Repair Parts...What is the Cost to Diagnose the Code P305F Buick? Labor: 1.0. To diagnose the P305F Buick code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type.What is the Cost to Diagnose the Code P305F GMC? Labor: 1.0. The cost to diagnose the P305F GMC code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour. The Dual Battery Control Module regulates the voltage when the Powertrain Control Module (PCM) cuts power to the engine. Performance. The secondary battery voltage must be below 8.9 volts for 2 out of 3 engine starts. If it falls below that threshold, P305F will be stored in the PCM’s memory, and the check engine light will come on.To diagnose the P305F Cadillac code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type.Sep 23, 2019 · I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it would solve the problem, but check engine came back on. What do I … read more In addition to the engine idle speed, the Idle Air Control System also controls the air conditioner, heater blower, and windshield wipers. When a vehicle is idling, the engine idle speed should remain between 750 RPM and 1000 RPM. If the engine idle speed drops lower than 750 RPM, the PCM will store the P0506 diagnostic trouble code.I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it would solve the problem, but check engine came back on. What do I … read moreInternational DT 466 engine pdf manual download. Also for: International dt 570, International ht 570. Sign In Upload. Download Table of Contents. Add to my manuals. ... 3 DIAGNOSTIC SOFTWARE OPERATION Diagnostic Trouble Code Detection Figure 53 EGES-270-1 Read all safety instructions in the "Safety Information" section of this …My 2016 Malibu LT check engine light, Stability track and change battery in the car remote lights are coming on. - Cars & Trucks question. Search Fixya ... The diagnostic machine gave me a code of p305f. what does this mean? Read full answer. Be the first to answer Jul 07, 2019 • Cars & Trucks. 0 helpful. ….

To diagnose the P305F Cadillac code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type.The car turns off at a red light and when it turns back on it restarts the whole car. I keep receiving the check engine code. I've read on my OBD and it says that this …Welcome to EngineCodes.net we provide engine codes with OBD/OBD2 systems. OBD systems are found in most vehicles in use today. OBD is an electronic system designed to control engine functions and diagnose engine problems or component failures, as well as minimize emissions. P - Powetrain Codes. View all powertrain codes. Jul 28, 2023 · The P0305 code stands for “Cylinder 5 Misfire Detected,” which means the powertrain control module (PCM) has counted enough misfire events on cylinder 5 to store the misfire code. Possible causes for the P0305 code include issues with the ignition system, fuel system, or engine mechanical problems. This is a step by step guidance video on how to fix P16D0 DTC check engine light code on a 2014-2016 Chevy Malibu 2.5 Engine. This code is usually Valve rel...VW Engine Codes. This list shows all Volkswagen engine codes used around the world from 1947 to the late 2000s. This listing is sorted numerically, then alphabetically. Early Beetle and Transporter engines made before 1965 did not have a letter code, but rather just a consecutive number. These are listed here as beginning with ‘1’, even ...A P305F code is a diagnostic trouble code (DTC) that is manufacturer-specific and indicates that a system uses a dual battery configuration with a 12 V primary …P305F - DUAL BATTERY CONTROL MODULE PERFORMANCE FIXED FAST & EASY - CHEVY MALIBU, CRUZE & MANY MORE!Hey guys! Here we bring you another video!In this video w... P305f engine code, Labor: 1.0 The cost to diagnose the P305F code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Search for P305F Questions and Answers: Search here →, Oct 19, 2017 · Asked by Angel Oct 19, 2017 at 06:11 PM about the 2015 Chevrolet Malibu 1LT FWD. Question type: Maintenance & Repair. I have a 2015 Chevrolet Malibu with the check engine light. it gives a P0305f code. Everyone thinks is the second. battery (the one in the trunk) the car can shows how many. volts he battery has. The car dry between 12.2 and 12.7. , Have 2014 Malubu 2.5 w/ aux battery system. Won't smog, P305F code came up. Replaced aux battery, engine light went off, then came on again. Chev dealer said problem is "balance between the two batter … read more, P018B code after relocating Fuel Pressure Sensor - 2013 Camaro ZL1 [b]Code: [/b]P018B [b]Car:[/b] 2013 Camaro ZL1 LSA 6.2L [b]Changes:[/b] Relocated the Fuel Pressure sensor for a E85 fuel conversion, had to extend the wires by 3ft to accommodate a high volume fuel filter. [b]Materials:[/b] extended wires using high performance 64 strand copper wire …, Jan 24, 2023 · Definition: “OBD-II code P305F stands for Dual Battery Control Module Performance.”. A P305F code is a diagnostic trouble code (DTC) that is manufacturer-specific and indicates that a system uses a dual battery configuration with a 12 V primary battery and a 12 V auxiliary battery. Most Chevrolet models, including the Malibu and Impala ... , Prior to taking it to the mechanic I had the codes P0113,P2228, P305F (auxillary battery needs to be replaced) Submitted: 3 days ago. Category: Chevy. Show More. Show Less. Ask Your Own Chevy Question. ... I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it …, I have the check engine light and have the following codes: P16CF, P16D0, and P305F. Part#12662736 was recently replaced, thinking it would solve the problem, but check engine came back on. What do I … read more, If it varies beyond 2 percent, the Monitor will set a P0305 code and illuminate the Check Engine Light. If there is more than a 10 percent variance, the Check Engine Light will blink or pulse in a steady manner to indicate that a harmful Catalytic Converter misfire is occurring. When diagnosing a P0305 code, it is important to record the freeze ..., I took my 15 Chevy Malibu with check engine light on and radio turning off when it would go to auto/Stop code was p305f battery wires and ground look good they …, The P305F code indicates a performance issue with the module that controls the two batteries. In reality, P305F is usually caused by low voltage in the auxiliary battery. P305F Definition: Dual Battery Control Module Performance Here's what's happening if your Impala or Malibu has P305F. Dual Battery Control Module, Jun 17, 2019 · The Engine Control Module (ECM) identifies that the voltage during engine crank at the IGN input (auxiliary battery voltage) of the ECM is below 8.90 V for 2 out of 3 start events. Action Taken When the DTC Sets. P305F is a type B code. Auto-stop is disabled. Conditions for Clearing the DTC , P305F. Dual Battery Control Module Performance. Learn More. 9/10 P0300. ... P0496 – A code signaling a strange reading from the vacuum flow. Usually, this means that the vehicle’s evaporative emissions system has found an issue with purge flow. ... This shows that the fuel system on the first bank of the engine is performing poorly or a ..., Technicians may find the diagnostic trouble code (DTC) P305F: Dual Battery Control Module Performance has been set in the Engine Control Module (ECM). There may be several different causes of this code setting and before any component replacements, please follow the recommendations below. , Inspect the following if DTC P305F has been set: 4005667 1. Check state of health of auxiliary battery with the GR8 tester. Not just a state of charge check. • If low, replace the battery, clear codes and re-check. • If good, proceed to step 2. 2. Check ground resistance from the Dual Battery Isolation Module (DBIM) to G103. Wiggle the , P305F and P058B codes on 2014 Chevy Malibu. Ok, have a 2014 Chevrolet Malibu LS 2.5L 4-cylinder. I am here to help out explain certain things about DTC's P305F, P058D and/or P058B. First of all there is a TSB (Technical Service Bulletin) that is available for this issue. Not much is really explained to well as is expected., Feb 9, 2021 On-Board Diagnostics, or OBD, have saved Chevy Malibu owners and mechanics a lot of time in troubleshooting problems. No more "okay, now try it" trial and error, you just plug your device in. Of course, P305F is just a bunch of numbers if you don't know what it means. So, what does P305F mean on a Chevy Malibu ?, P0305 is a diagnostic trouble code (DTC) for "Cylinder 5 Misfire Detected". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $154.99 ., Common engine codes for a Dodge Ram are HO2S (heated oxygen sensor), MAF (mass airflow), MAP (manifold absolute pressure), IAT (intake air temperature), ECT (engine coolant temperature) and TP (throttle position)., 903 views 4 months ago This video shows how I repaired a P305F code on a 2015 Chevy Malibu. This repair also applies to other Chevy Malibu's, Chevrolet, and GMC's with the active battery..., Jan 16, 2020 · P305f. edit: I just fixed my p305f code for $53 total and that’s including the $6 1 year replacement warranty from square trade it was easy to install and I only used 3 different sockets and a flat head to fix it, start stop is as smooth as can be, no more check engine light and no more rebooting radio or hanging up on people through the ... , In addition to the engine idle speed, the Idle Air Control System also controls the air conditioner, heater blower, and windshield wipers. When a vehicle is idling, the engine idle speed should remain between 750 RPM and 1000 RPM. If the engine idle speed drops lower than 750 RPM, the PCM will store the P0506 diagnostic trouble code., Labor: 1.0 The cost to diagnose the P305F code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Search for P305F Questions and Answers: Search here →, Feb 20, 2018 · P305F Check Engine Code. Jump to Latest Follow 119784 Views 45 Replies 24 Participants Last post by grico95215, Sep 1, 2022. M. Malibu. Discussion starter ... , The P069E code affects these electronic returnless fuel systems in that most of the root issues are more likely to affect emissions. In any case, codes related to the fuel pump control module, like the engine code P069E, should always be …, 5188 posts · Joined 2016. #3 · Nov 10, 2021. If the main battery is below factory spec that would be my first target. The CCA being 200 under means the RC is also probably a little lower. Code p305F is usually a combo of the battery fuse block, main, or Aux battery. 2016 Chevy Malibu 1LT 1.5T/6-Speed 150k miles., Welcome to EngineCodes.net we provide engine codes with OBD/OBD2 systems. OBD systems are found in most vehicles in use today. OBD is an electronic system designed to control engine functions and diagnose engine problems or component failures, as well as minimize emissions. P - Powetrain Codes. View all powertrain codes. , Replacing auxiliary battery (Chevy Malibu 2015) My check engine light came on. I checked the code - P305F. From what I read, this usually means the auxiliary battery (for auto stop) is going bad. The car uses ACDelco AUX12 with 155 CCA. I ordered a battery tester and will verify that the battery is going bad., =====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====nonda Auto DIY Center is the biggest ..., The P2096 code shows that the post-catalyst fuel trim system is too lean on Bank 1. That simply means that it is getting too much air and not enough fuel to be perfectly balanced. This condition is recognized by the oxygen sensors and the code is generic across most manufacturers. On a four-cylinder or straight-six-cylinder engine, the Bank 1 ..., Its a 2012 2.4 with 70k miles the motor blew I want to drop another motor in it. I can do it myself but want to know my best option to get a replacement motor. ... Emissions light came on and autozone gave me the P305f code for the batteries ..., How to fix code P305F - Diagnostic Tip for DTC P305F. 1.-. Get both battery check and replace if not good. 2.-. Check and clean all grounds. 3.-. Look for broken, bent, pushed out, or corroded component connector terminals. 4.-. Check all aftermarket Adds and visually inspect the related wiring harness., Onboard diagnostics or OBD/OBD-II codes are those dreaded engine error codes that only trained auto mechanics seem to understand. Take a few minutes to gain a greater understanding of car engine error codes and the next time the check engin..., This video shows how I fixed a P305F error code on a 2015 Chevy Malibu. This fix would also apply to other Chevy Malibu’s and Chevrolets and GMC‘s that have ...