P0615

DTC P0615 START SIGNAL CIRCUIT

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





CONSULT-II Reference Value

On-Board Diagnosis Logic
^ This is not an OBD-II self-diagnostic item.
^ Diagnostic trouble code "P0615 STARTER RELAY/CIRC" with CONSULT-II or 14th judgement flicker without CONSULT-II 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

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-II





1. Turn ignition switch ON.
2. Select "SELECTION FROM MENU" in "DATA MONITOR" mode for "A/T" with CONSULT-II 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 AT-112, "Diagnostic Procedure".

AT-STSIG-01:

Wiring Diagram - AT - STSIG





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

Diagnostic Procedure
1. CHECK STARTER RELAY

With CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)








2. Select "SELECTION FROM MENU" in "DATA MONITOR" mode for "A/T" with CONSULT-II and check monitor "STARTER RELAY" ON/OFF.

Without CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)








2. Check voltage between the IPDM E/R connector and ground.

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 IPDM 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. Refer to "Control Valve with TCM and A/T Fluid Temperature Sensor 2".
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, Refer to "STARTING SYSTEM".
^ IPDM E/R, Refer to "IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)".
OK or NG
OK >> Replace the control valve with TCM. Refer to "Control Valve with TCM and A/T Fluid Temperature Sensor 2".
NG >> Repair or replace damaged parts.

5. CHECK DTC
Perform "DTC Confirmation Procedure".
Refer to AT-110, "DTC Confirmation Procedure".
OK or NG
OK >> INSPECTION END
NG >> GO TO 2.