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1990 Chevrolet Corsica LT 2.2L Poor Idle Quality, Surge, MIL Lamp on
Vehicle surges badly at idle then dies. No power. Check for vac leaks-OK. MAP sensor and hose appear OK. Found voltage at O2 sensor harness at 2.08 volts with it unplugged. Scanner tops out at 1073 mv. (Snap-on). Inj pulse is at .5. I checked voltage out o...
FIX posted 5/4/1999
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| VIN | 1G1LT64G4L |
| Engine | 2.2 L / 4 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / tbi |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 13 | O2 sensor open short or bad |
| 45 | rich exh |
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Vehicle Data
1990 Chevrolet Corsica LT
| VIN | 1G1LT64G4L |
| Engine | 2.2 L / 4 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / tbi |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 13 | O2 sensor open short or bad |
| 45 | rich exh |
Video