FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

P2151

Test 1 - 3:




Test 4 - 6:




Test 7 - 8:






SYMPTOM
P2151 - FUEL PRESS SOLENOID SIGNAL IMPLAUSIBLE

POSSIBLE CAUSES
- Checking the engine control relay system
- Intermittent condition
- Fuel pressure solenoid control shorted to voltage
- Fuel pressure solenoid control circuit shorted to ground
- Fuel pressure solenoid control circuit open
- Fuel pressure solenoid
- Engine control module