Model Without Push Button Start

DTC detecting condition:

Immediately at fault recognition

Trouble symptom:

Failure of engine to start

CAUTION:

After servicing or replacing faulty parts, perform Clear Memory Ref. to ENGINE (DIAGNOSTICS) (H4DOTC)>Clear Memory Mode . and Inspection Mode Ref. to ENGINE (DIAGNOSTICS) (H4DOTC)>Inspection Mode .
Use the check board when measuring the ECM terminal voltage and resistance.

Wiring diagram:

Fig 1: Starter Relay A Circuit High - Wiring Diagram (Model Without Push Button Start)

Courtesy of SUBARU OF AMERICA, INC.

CHECK FOR ANY OTHER DTC ON DISPLAY.
Is any other DTC displayed?
- Yes: Check the appropriate DTC using the "List of Diagnostic Trouble Code (DTC)". Ref. to ENGINE (DIAGNOSTICS) (H4DOTC)>List of Diagnostic Trouble Code (DTC) .
- No: Go to 2.
CHECK HARNESS BETWEEN ECM AND STARTER RELAY CONNECTOR.
1. Turn the ignition switch to OFF.
2. Disconnect the connector from ECM.
3. Turn the ignition switch to ON.
4. Measure the voltage between ECM and chassis ground.
  Connector & terminal
  
  (B134) No. 8 (+) - Chassis ground (-):
  
  NOTE: Place the select lever in "P" range or "N" range.
Is the voltage 10 V or more?
- Yes: Repair the short circuit to power supply in harness between ECM and starter relay connector.
- No: Repair the poor contact of ECM connector.