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1998 Pontiac Grand Prix SE 3.8L No Power Spark Knock
when problem happens i have noticed that the 18x ref. signal from the icm to the pcm goes to a 5 volt flat line when this happens i loose the tach car has no powerand spark knocks bad due to incorrect injector timing. it sets a p0336 crank code but my 18x cran...
FIX posted 10/12/2009
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Related Documents & Media | VIN | 1G2WJ52K0W |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | No Power Spark Knock |
| Occurs | Cruise, Idle, Intermittently |
Trouble Codes
| P0336 | CKP Sensor 1 Circuit Intermittent Signal |
Message Closed
Vehicle Data
1998 Pontiac Grand Prix SE
| VIN | 1G2WJ52K0W |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | No Power Spark Knock |
| Occurs | Cruise, Idle, Intermittently |
Trouble Codes
| P0336 | CKP Sensor 1 Circuit Intermittent Signal |
Video