DTC P0617: Starter Relay "A" Circuit High: Notes
1. -
DTC detecting condition:
Immediately at fault recognition
Trouble symptom:
Failure of engine to start
Wiring diagram:
Engine Electrical system. Refer to WIRING SYSTEM>Engine Electrical System .
CAUTION:
Use the check board when measuring the ECM terminal voltage and resistance. Refer to ENGINE (DIAGNOSTICS) (H4DO)>GENERAL DESCRIPTION>PREPARATION TOOL>HOW TO USE CHECK BOARD
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NOTE:
After the faulty parts are repaired or replaced, perform the final check in Basic Diagnostic Procedure. Refer to ENGINE (Diagnostics) (H4DO)>Basic Diagnostic Procedure>PROCEDURE
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- CHECK DTC
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- Turn the ignition switch to ON.
- Using the Subaru Select Monitor or a general scan tool, read the DTC of [Engine]. Refer to COMMON (DIAG)>DIAGNOSTIC TROUBLE CODE (DTC) .
Is DTC other than P0617 displayed? (Current malfunction)
Yes : Check the appropriate DTC using the "Diagnostic Trouble Code (DTC)". Refer to ENGINE (Diagnostics) (H4DO)>Diagnostic Trouble Code (DTC)>LIST .
No : Go to 2.
- CHECK HARNESS BETWEEN ECM AND M/B (STARTER RELAY) (SHORT TO POWER SUPPLY)
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- Turn the ignition switch to OFF.
- Disconnect the connector from ECM.
- Turn the ignition switch to ON.
- Measure the voltage between ECM connector and engine ground.
Connector & terminal
(B62) No. 27 (+) - Engine ground (-):
Is the voltage 10 V or more?
Yes : Repair the following item.
- Short circuit to power supply in harness between ECM connector and M/B (starter relay)
- Short circuit to power supply in harness between ECM connector and starter motor
No : Repair the poor contact of ECM connector.