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2003 Buick Century Limited 3.1L High RPM
Posted to GM Driveability on 4/14/2011 24 Replies

This vehicle came into my shop with a high idle issue. It was iddleing at 1850rpm checked for vacuum leaks and checked fuel pressure all was good. Pulled codes and had p0122 tps low volts and p1122 tps intermittent low volts stored as history codes no current ...

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  Related Documents & Media  2003 Buick Century Limited

 
Message Closed w/Summary

car Vehicle Data

2003 Buick Century Limited

VIN 2G4WS52JX3
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHigh RPM
OccursIntermittently

Trouble Codes

P0122Throttle Position Sensor Circuit Low Voltage
P1122TP Sensor Signal Higher Than Expected
Message Closed w/Summary

car Vehicle Data

2003 Buick Century Limited

VIN 2G4WS52JX3
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHigh RPM
OccursIntermittently

Trouble Codes

P0122Throttle Position Sensor Circuit Low Voltage
P1122TP Sensor Signal Higher Than Expected