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1991 Saturn sc 1.9L MIL Lamp on
Hi everyone I'm working on a 1991 saturn sc with a 1.9 It sets a pcm code 45 rich exhaust only at idle the 02 is fixed at 950 milli volts open the throttle and 02 starts to swing. I've check the sensor operation it works good, tps, map, cts, mat,evap soleniod,...
FIX posted 9/7/2000
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Message Closed
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| VIN | 1G8ZH1478M |
| Engine | 1.9 L / 4 cyl |
| Emissions | us fed |
| Symptoms | MIL Lamp On |
| Occurs | Cold, Idle |
Trouble Codes
| 45 | Rich Exhaust |
Message Closed
Vehicle Data
1991 Saturn sc
| VIN | 1G8ZH1478M |
| Engine | 1.9 L / 4 cyl |
| Emissions | us fed |
| Symptoms | MIL Lamp On |
| Occurs | Cold, Idle |
Trouble Codes
| 45 | Rich Exhaust |
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