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- Toyota FJ Cruiser P0121: TPS - Troubleshooting and Diagnosis . . .
OBDII code P0121 is a serious problem that requires serious attention Diagnosing it can be tricky without a good scanner and the knowledge of what you are doing There’s a YouTube video below that shows how to go about diagnosis with a scanner
- P2111 and P0121 (again) | Toyota FJ Cruiser Forum
Your FJ is getting older, so many of the rubber seals on the electrical connectors may have shrunk with age and no longer seal out water Silicone grease the inside of as many engine electrical connectors as you can find to help keep out water and future corrosion issues
- Code P0121 Toyota: Throttle Pedal Position Sensor Switch A . . .
Repair Information for P0121 Toyota code Learn what Throttle Pedal Position Sensor Switch 'A' Circuit Range Performance means, location and how to repair?
- P0121 Toyota - Free Repair Guide
The P0121 Toyota code is typically related to the Throttle Position Sensor and is often resolved with careful diagnostics, cleaning, or replacement While it may seem daunting, many cases can be fixed without extensive mechanical experience, especially when using proper tools and information
- P0121 — 2011 Toyota Truck FJ Cruiser 2WD V6-4. 0L (1GR-FE) Service . . .
Detailed repair manual for the 2011 Toyota Truck FJ Cruiser 2WD V6-4 0L (1GR-FE)
- p0121,p0123,p2135 and wont start | Toyota FJ Cruiser Forum
Did the cab get flooded? The P0123 and P2135 codes indicate a problem with the output of the accelerator pedal position sensor
- Persistent Code P2121 | Toyota FJ Cruiser Forum
There are several threads on the Tundra and 4Runner forums with folks experiencing the P2121 fault code, and a common link seems to be that most (or many) also had a Pedal Commander installed
- Code P2121 quirk or concern? - Toyota FJ Cruiser Forum
If the second circuit fails, then the FJ will only idle Most likely this is a problem with your pedal commander, so remove that thing first and make sure that things work right with the vehicle in its original condition
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