P1495 Leak Detection Pump Solenoid Circuit

SYMPTOM
P-1495 LEAK DETECTION PUMP SOLENOID CIRCUIT

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

SET CONDITION
The state of the solenoid does not change.

POSSIBLE CAUSES
- Fused ignition switch output circuit open
- LDP defective
- LDP solenoid ckt wiring harness intermittent defect
- LDP solenoid ckt wiring harness observable defect
- LDP solenoid control circuit open
- LDP solenoid control circuit short to ground
- PCM defective
- No possible causes remaining