Fuel Press Solenoid Signal Plausibility High

Test 1 - Test 3:

Test 4 - Test 6:

Test 7 - Test 8:

SYMPTOM
P2151-FUEL PRESS SOLENOID SIGNAL PLAUSIBILITY HIGH

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