Traditional gasoline car fault

2000 Mitsubishi Montero Sport P0173 Code: How to Identify O2 Sensor Position (Bank 2, Pre-Cat vs Post-Cat, Driver/Passenger Side)

I'm experiencing a P0173 fault code on my 2000 Mitsubishi Montero Sport. The code indicates a fuel trim issue in Bank 2. I need help identifying which oxygen (O2) sensor is refe...

2000 Montero Sport | P0173

P0173 Fault on 2001 Mitsubishi Montero with CA Emissions: Diagnosis and TSB TT-150-13-001

I've been consistently encountering the P0173 diagnostic trouble code on my 2001 Mitsubishi Montero, which is registered under California emissions standards. Despite multiple r...

2001 Mitsubishi Montero | P0173

2005 Jeep Liberty Diesel P0218 and P0173: Low Power, Limp Mode, Transmission Not Downshifting

My 2005 Jeep Liberty diesel is experiencing significant performance issues during acceleration, hill climbing, and passing. The vehicle appears to be in limp mode, with the tran...

2005 jeep liberty diesel | P0173

Mercedes E320 (2001) with P0173, P0170, P0442 Codes: Causes and Solutions

I own a 2001 Mercedes E320 with 200,000 miles and excellent mechanical condition. After recently having my oil changed, I began receiving the following OBD2 diagnostic codes: P0...

E320 | P0170

OBD Error Codes P0170 and P0173 on 2008 Mercedes-Benz C300: Causes and Fixes

After an oil change at Mr Lube, my 2008 Mercedes-Benz C300 now displays a lit amber warning light along with OBD error codes P0170 and P0173. These codes indicate a mixture imba...

2008 Mercedes Benz C300 | P0170

Ford Focus TD CI 1.8L Fault Codes U01, U73, U121, U131, U140, U155 - What Do They Mean and Is It a Major Issue?

I'm looking for help with my Ford Focus TD CI 1.8L vehicle. I've recently picked up several fault codes: U01, U73, U121, U131, U140, and U155. Can anyone explain what these code...

Ford Focus | P0011

2000 Mitsubishi Montero Sport XLS with P0125 and P0173 Codes - Thermostat Replacement Help

I own a 2000 Mitsubishi Montero Sport XLS and am currently experiencing OBD-II diagnostic codes P0125 and P0173. I've already replaced the thermostat, but the codes persist. I'm...

Montero Sport 2000 XLS | P0125

Can an Oil Change for a Mercedes C300 Trigger P0170 and P00173? Causes and Fixes Explained

I recently performed an oil and air filter change on my Mercedes C300, and about 40 miles later, the engine light activated with diagnostic codes P0170 and P0173. These codes in...

C300 | P0170

2006 Mercedes-Benz C230 Fails TX Emission Inspection Due to P0171, P0173, and P2006 OBD2 Codes

I own a 2006 Mercedes-Benz C230 with 161,000 miles. Recently, I took the vehicle for a state inspection in Texas, but it failed. The mechanic reported that the vehicle did not p...

2006 Mercedes Benz C230 | P0171

1999 Acura RL P0151, P0150, P0173, P0174 OBD2 Codes - Diagnosis and Fixes

Hi, I own a 1999 Acura RL 3.5L with recent OBD2 trouble codes: P0151, P0150, P0173, and P017-than. Despite these codes, the car runs smoothly and performs well under normal cond...

1999 Acura RL | P0150

1998 BMW 528I Engine Light On with P1188, P1189, P0173, P00170 Codes - Vacuum Leak & Poor Running Symptoms

Hello, I'm looking for help with my 1998 BMW 528I. The engine light just came on, and before that, the car would run poorly at times—often making a noticeable air hissing sound,...

98 BMW528I | P0170

1998 Mitsubishi 3000GT P0173 and P0170 Fuel Trim Issues: Diagnosis and Fixes

Hi everyone! I'm new to this forum and have been searching for help with a persistent issue on my 1998 Mitsubishi 3000GT. The problem has been ongoing for over a year, and I'm ...

1998 Mitsubishi 3000GT | P0170

GMC Jimmy P0101, P0173, P0174 Codes After MAF Sensor Replacement

I replaced the mass air flow (MAF) sensor about a week ago, but the check engine light returned with codes P0101, P0173, and P0176. The vehicle is showing a fuel system issue fo...

GMC Jimmy | P0101

Mercedes-Benz C280 1998 Model P0170 and P0173 OBD2 Diagnostic Code Explanation

My 1998 Mercedes-Benz C280 runs smoothly with no noticeable drive issues. However, the vehicle is displaying two diagnostic trouble codes: P0170 (Rich Fuel Mix - Bank 1) and P01...

98 c280 benz | P0170