2007 Compass Patriot MK Factory Service Manual 9 - ENGINE

P1513-STARTER REQUEST SWITCH STUCK

For a complete wiring diagram Refer to Section 8W



Possible Causes
  
INTERMITTENT DTC
  
(F963) START ENABLE CIRCUIT SHORTED TO VOLTAGE
  
POWERTRAIN CONTROL MODULE (PCM)
  

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - STANDARD PROCEDURE)



Diagnostic Test

1. DTC IS ACTIVE

Ignition on, engine not running.

NOTE: This DTC can set by holding the ignition switch in the start position after the engine starts.


With the scan tool, select View DTCs.

Is the status Active for this DTC?

Yes


No

2. (F963) START ENABLE CIRCUIT SHORTED TO VOLTAGE

Turn the ignition off.
Disconnect the Powertrain Control Module (PCM) connector.
Turn the ignition on.
Measure the voltage of the (F963) Start Enable circuit in the Powertrain Control Module (PCM) harness connector.

Is there any voltage present?

Yes


No

3. POWERTRAIN CONTROL MODULE (PCM)

Using the wiring diagram/schematic as a guide, inspect the wiring and connectors between the ignition switch and the Powertrain Control Module (PCM).
Look for any chafed, pierced, pinched, or partially broken wires.
Look for broken, bent, pushed out or corroded terminals.
Monitor the scan tool data relative to this circuit and wiggle test the wiring and connectors.
Look for the data to change or for the DTC to reset during the wiggle test.
Refer to any Technical Service Bulletins that may apply.

Were any problems found?

Yes


No