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1997 Pontiac grand am 3.1L High Base Idle
this car idles high 2000 rpm it will stay there as long as you dont shut off the key. if you cycle the key and rezero the tps it will come back with a different idle speed. the tps will vary from17% to 10% at base [...] tps when i looked at it with the scanner...
FIX posted 10/26/1999
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Message Closed w/FIX
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| VIN | 1G2WE52M1V |
| Engine | 3.1 L / 6 cyl |
| Emissions | OBD-II Compliant |
| Symptoms | High Base Idle |
| Occurs | Cold, Intermittently |
Trouble Codes
| P0122 | Throttle Position Sensor Circuit Low Voltage |
| P1122 | TP Sensor Signal Higher Than Expected |
Message Closed w/FIX
Vehicle Data
1997 Pontiac grand am
| VIN | 1G2WE52M1V |
| Engine | 3.1 L / 6 cyl |
| Emissions | OBD-II Compliant |
| Symptoms | High Base Idle |
| Occurs | Cold, Intermittently |
Trouble Codes
| P0122 | Throttle Position Sensor Circuit Low Voltage |
| P1122 | TP Sensor Signal Higher Than Expected |