Operation CHARM: Car repair manuals for everyone.

P0615

DTC P0615 START SIGNAL CIRCUIT

Description
TCM prohibits cranking other than at "P" or "N" position.

CONSULT-III Reference Value in Data Monitor Mode:





On Board Diagnosis Logic
Diagnostic trouble code "P0615 STARTER RELAY/CIRC" with CONSULT-III or 14th judgment flicker without CONSULT-III is detected when starter relay is switched ON other than at "P" or "N" position. (Or when switched OFF at "P" or "N" position).

Possible Cause
^ Harness or connectors
(Starter relay and TCM circuit is open or shorted.)
^ Starter relay circuit

DTC Confirmation Procedure

CAUTION: Always drive vehicle at a safe speed.

NOTE: If "DTC Confirmation Procedure" has been previously performed, always turn ignition switch OFF and wait at least 10 seconds before performing the next test.

After the repair, perform the following procedure to confirm the malfunction is eliminated.

WITH CONSULT-III
1. Turn ignition switch ON.
2. Select "SELECTION FROM MENU" in "DATA MONITOR" mode for "TRANSMISSION" with CONSULT-III and check monitor "STARTER RELAY" ON/OFF.
3. Start engine.
4. Drive vehicle for at least 2 consecutive seconds.
5. If DTC is detected, go to "Diagnosis Procedure".

Wiring Diagram - AT - STSIG

AT-STSIG-01:





TCM terminals and data are reference value. Measured between each terminal and ground.





Diagnosis Procedure

1. CHECK STARTER RELAY

With CONSULT-III
1. Turn ignition switch ON.
2. Select "SELECTION FROM MENU" in "DATA MONITOR" mode for "TRANSMISSION" with CONSULT-III and check monitor "STARTER RELAY" ON/OFF.





Without CONSULT-III
1. Turn ignition switch ON.








2. Check voltage between the PDM E/R connector and ground.
OK or NG
OK >> GO TO 5.
NG >> GO TO 2.

2. CHECK HARNESS BETWEEN A/T ASSEMBLY HARNESS CONNECTOR AND PDM E/R CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect A/T assembly harness connector and PDM E/R connector.








3. Check continuity between A/T assembly harness connector and PDM E/R connector.
4. If OK, check harness for short to ground and short to power.
5. Reinstall any part removed.
OK or NG
OK >> GO TO 3.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.

3. CHECK TERMINAL CORD ASSEMBLY
1. Remove control valve with TCM.
2. Disconnect A/T assembly harness connector and TCM connector.








3. Check continuity between A/T assembly harness connector terminal and TCM connector terminal.
4. If OK, check harness for short to ground and short to power.
5. Reinstall any part removed.
OK or NG
OK >> GO TO 4.
NG >> Replace open circuit or short to ground and short to power in harness or connectors.

4. DETECT MALFUNCTIONING ITEM
Check the following.
^ Starter relay
^ PDM E/R
OK or NG
OK >> Replace the control valve with TCM.
NG >> Repair or replace damaged parts.

5. CHECK DTC
Perform "DTC Confirmation Procedure".
OK or NG
OK >> INSPECTION END
NG >> GO TO 2.