1989 Chevrolet Camaro Iroc-Z 5.7L Poor Idle Quality, MIL Lamp on
service engine soon light 0n, engine idles at 1200 rmp has current code 22 tps too low. when code is cleared and vehicle is started engine idles ok while light is off, about 5-10 seconds and then goes back to 1200 rpm. have checked voltage and refrence signal ...
FIX posted 8/26/2008
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Vehicle Data1989 Chevrolet Camaro Iroc-Z
Trouble Codes
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Message Closed
Vehicle Data
1989 Chevrolet Camaro Iroc-Z
VIN | 1G1FP218XK |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / TUNED PORT INJECTED |
Emissions | OBD1/US FED EMIS |
Symptoms | Poor Idle Quality, MIL Lamp On |
Occurs | Always |
Trouble Codes
22 | throttle position sensor too low |