Traditional gasoline car fault
Search fault code and browse forum case posts.
This page is designed for quick diagnosis on gasoline vehicles by combining code lookup with real discussion cases. Enter a fault code to filter related topics, then compare symptom context such as cold start behavior, acceleration load, fuel-trim deviation, ignition misfire pattern, and recent maintenance history. Many codes can be triggered by shared root causes, so use cross-checks from multiple posts before replacing sensors, coils, injectors, or catalytic components.
2001 Tacoma XCab 2.4L P1135, P1130, and P0125
I just replaced the O2 Sensor (upper) and Cat (upper) and drove it the CEL came on and got a P1135, P1130, and P0125 need help fixing these codes thank you.
2001 Tacoma XCab | P01252001 Infiniti P1130 and P0118 Diagnostic Guide: Causes and Fixes
I've diagnosed my 2001 Infiniti and retrieved the following diagnostic trouble codes: P1130 and P0118. I need clear explanations of what these codes mean and practical steps to ...
Infiniti | P01182001 Porsche Boxster S Fault Codes P0740, P1128, and P1130: Diagnosis and Fixes
My 2001 Porsche Boxster S is showing three diagnostic trouble codes: P0740, P1128, and P1130. I need to understand what these codes mean and how to resolve them. - P0740: Torqu...
2001 Porsche Boxter S | P07402001 Audi A6 2.7T Check Engine Light On After CA Smog Test (P1130 Code?)
My 2001 Audi A6 2.7T's check engine light came on several hours after passing a California smog test. I initially suspected that the testing process may have damaged a component...
Audi a6 | P1130Audi 2.8L 5-Speed 1998 - Troubleshooting P1130, P1133, P1128, and P1137 Fuel Trim & O2 Sensor Codes
Seeking expert advice on diagnosing and resolving the following OBD-II fault codes in my 1998 Audi 2.8L 5-speed manual transmission vehicle: P1130, P1133, P1-128, and P1137. The...
Audi 2.8 5 spd 1998 | P1128P1130 Fault Code Diagnosis for 2003 Jeep Liberty KJ CRD - HO2S Circuit Low Variance Bank 1 Sensor 1
I'm encountering the P1130 diagnostic code on my 2003 Jeep Liberty KJ CRD with a 2.8L CRD engine: \n\nP1130 - HO2S Circuit Low Variance Bank 1 Sensor 1\n\nThis code is triggerin...
JEEP LIBERTY KJ CRD | P1130P1130 - Infiniti '02 QX4
The service engine light came on last week, took to Autozone and is showing code P1130, Swirl Control Valve Control Solenoid Valve. Can anyone give me any more info on what this...
Infiniti QX4 | P1130How to Fix P1130 Code in 2000 Toyota Tundra 3.4L V6: Air/Fuel Sensor Diagnosis
I own a 2000 Toyota Tundra with a 3.4L V6 engine. After replacing my stock paper air filter with a K&N filter, my check engine light activated approximately one week later. The ...
Tundra | P1130P1130 Diagnostic and Fix for 2001 Toyota Tacoma 4-Cylinder: How to Address Air/Fuel Sensor Circuit Issue
The check engine light on my 2001 Toyota Tacoma 4-cylinder came on about a month ago. I took it to a dealership friend who initially diagnosed the issue as a malfunctioning Mass...
2001 Toyota Tacoma 4cyl | P1130Practical workflow for fault-code troubleshooting
Start by confirming battery voltage and reading freeze-frame data, then inspect wiring and connectors before replacing parts. If the code returns after clearing, record the exact driving or idling condition when it reappears. Prefer case threads with complete repair feedback, because confirmed outcomes provide stronger guidance than one-time symptom descriptions. Following a step-by-step workflow reduces repeated repairs and lowers total diagnosis time.