P Position Signal Circuit: Procedure
- CHECK ELECTRONIC SHIFT LEVER SYSTEM
- Check that the transmission shift main switch indicator illuminates when the transmission shift main switch (P position switch) is operated.
OK
Indicator illuminates in accordance with switch operation
NG → See step 4
OK: Go to next step
- Check that the transmission shift main switch indicator illuminates when the transmission shift main switch (P position switch) is operated.
- CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER CONTROLLER - TRANSMISSION CONTROL ECU ASSEMBLY)
- Disconnect the L154 vehicle approaching speaker controller connector.
- Disconnect the A23 transmission control ECU assembly connector.
- Measure the resistance according to the value (s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition L154-11 (SFTP) - A23-20 (IND) Always Below 1 Ω L154-11 (SFTP) - Body ground Always 10 kΩ or higher
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR
OK → See step 3
- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE
- GO TO ELECTRONIC SHIFT LEVER SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING