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2002 Chevrolet Impala LS 3.8L Idles high
Posted to GM Driveability on 12/29/2004 8 Replies

This just out warranty vehicle will at times idle as high as 3000 rpm`s. P1122 (TPS intermittant low voltage) is stored in history. Has been to our shop 3 times now, 1st time replaced TPS with new Delco, 2nd time checked all wiring from PCM to TPS and had PCM ...

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  Related Documents & Media  2002 Chevrolet Impala LS

 
Message Closed w/Summary

car Vehicle Data

2002 Chevrolet Impala LS

VIN 2G1WH55K22
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsIdles High
OccursIntermittently

Trouble Codes

P1122TP Sensor Signal Higher Than Expected
Message Closed w/Summary

car Vehicle Data

2002 Chevrolet Impala LS

VIN 2G1WH55K22
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsIdles High
OccursIntermittently

Trouble Codes

P1122TP Sensor Signal Higher Than Expected