1997 Cadillac DeVille 4.6L Poor Idle Quality, MIL Lamp on
Car has an intermittant high idle. Code p0122 sets, tps sweeps as it should. IAC counts go to 190, fuel trim right bank +18, fuel trim left bank -3. Why would IAC go to 190 if right fuel trim is +18? The cadillac dealer cleaned throttle body and did a bg fuel ...
FIX posted 7/16/2010
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Message Closed w/FIX
Vehicle Data1997 Cadillac DeVille
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1997 Cadillac DeVille
VIN | 1G6KS52YXV |
Engine | 4.6 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0122 | Throttle Position Sensor Circuit Low Voltage |