P1495

Tests 574 - 578:

Tests 579 - 582:

SYMPTOM
P-1495 LEAK DETECTION PUMP SOLENOID CIRCUIT

WHEN MONITORED
Immediately after a cold start, with ambient temperature between 40 and 90 degrees F and coolant temperature within 10 degrees F of ambient temperature.

SET CONDITION
The state of the solenoid does not change.

POSSIBLE CAUSES
- No possible causes remaining
- Fused ignition switch output open
- LDP solenoid circuit short to ground
- LDP solenoid control circuit open
- LDP wiring harness intermittent fault
- Wiring and connectors visibly defective
- Leak detection pump defective (LDP sol ckt)
- PCM defective