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P1495-LEAK DETECTION PUMP SOLENOID CIRCUIT (CONTINUED) For the Engine circuit diagram (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES/ENGINE CON- For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes GOOD TRIP EQUAL TO ZERO (K125) GENERATOR SOURCE CIRCUIT OPEN (K107) LDP SWITCH SIGNAL CIRCUIT OPEN (K107) LDP SWITCH SIGNAL CIRCUIT SHORTED TO GROUND (K106) LEAK DETECTION PUMP SOLENOID CONTROL CIRCUIT OPEN (K106) LDP SOLENOID CONTROL CIRCUIT SHORTED TO GROUND LEAK DETECTION PUMP PCM Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - 1. GOOD TRIP EQUAL TO ZERO Check for any related TSBs. Ignition on, engine not running. With the scan tool, read DTCs and record the related Freeze Frame data. Is the Good Trip Counter displayed and equal to zero? Yes >> Go To 2 No >> Refer to the INTERMITTENT CONDITION Symptom (Diagnostic Procedure). Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) 2. (K125) GENERATOR SOURCE CIRCUIT OPEN Turn the ignition off. Disconnect the Leak Detection Pump electrical harness connector. Ignition on, engine not running. With the scan tool, actuate the Leak Detection Pump. Using a 12-volt test light connected to ground, check the (K125) Gen- Does the test light illuminate brightly? Yes >> Go To 3 No >> Repair the open in the (K125) Generator Source circuit. Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 9 - 1978 ENGINE - ELECTRICAL DIAGNOSTICS - SRT-10 DR/DH |