P0121 Diagnostic Trouble Code Discussion for February 2012
Throttle Position Sensor Does Not Agree With MAP
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| Help Request | Posted | |
| 2002 Hyundai Elantra GLS 2.0L Poor Idle Quality, MIL Lamp on VIN: KMHDN45D42 P0121: Throttle Position Sensor Circuit Range/Performance. ... Elantra arrived at our shop with a high and unstable idle (around 2000 RPM). The check engine light was also on with a P0121 TPS fault. I found a massive air leak from the intake manifold gasket. I replaced the gasket and checked the TPS signal with a lab ... |
February 07, 2012 | |
| 1996 Volkswagen Golf GTI VR6 2.8L No Start, Stall VIN: 3VWHD81H5T P0121: Throttle Position senor circuit A. The Car will die going down the road under any condition and will die just idling at times. It takes a few minutes once it dies to restart. When it will not start it kinda fires for a second then will just crank. The engine sounds good when it is cranking over... |
February 23, 2012 |
