5AT RE5R05A

P0705 TRANSMISSION RANGE SWITCH A





Description
The transmission range switch detects the selector lever position and sends a signal to the TCM.




CONSULT-III Reference Value in Data Monitor Mode









On Board Diagnosis Logic
- This is an OBD-II self-diagnostic item.
- Diagnostic trouble code "P0705" with CONSULT-III or 9th judgment flicker without CONSULT-III is detected under the following conditions.
- When TCM does not receive the correct voltage signal from the transmission range switches 1, 2, 3 and 4 based on the gear position.
- When no other position but "P" position is detected from "N" position.




Possible Cause
- Harness or connectors
Transmission range switches 1, 2, 3, 4 and TCM circuit is open or shorted.
- Transmission range switches 1, 2, 3 and 4




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. Start the engine.
2. Select "DATA MONITOR" in "TRANSMISSION".
3. Drive vehicle and maintain the following conditions for at least 2 consecutive seconds.

ACCELE POSI : More than 1.0/8

4. If DTC is detected, go to 5AT RE5R05A.

WITH GST
Follow the procedure "WITH CONSULT-III".




Wiring Diagram - AT - TR/SW




Diagnosis Procedure
1.CHECK TRANSMISSION RANGE SWITCH CIRCUIT
With CONSULT-III
1. Turn ignition switch ON.
2. Select "DATA MONITOR" in "TRANSMISSION" and read out the value of "SLCT LVR POSI".
3. Check if correct selector lever position (N/P, R or D) is displayed as selector lever is moved into each position. Refer to 5AT RE5R05A.
OK or NG
OK - GO TO 5.
NG - GO TO 2.
2.CHECK TCM POWER SUPPLY AND GROUND CIRCUIT
Check TCM power supply and ground circuit. Refer to Main Power Supply and Ground Circuit.
OK or NG
OK - GO TO 3.
NG - Repair or replace damaged parts.
3.DETECT MALFUNCTIONING ITEM
Check A/T assembly harness connector pin terminals for damage or loose connection with harness connector.
OK or NG
OK - GO TO 4.
NG - Repair or replace damaged parts.
4.CHECK SUB-HARNESS
1. Remove control valve with TCM. Refer to Service and Repair.
2. Disconnect transmission range switch connector and TCM connector.





3. Check continuity between transmission range switch switch connector (A) terminals and TCM connector (B) terminals.





4. If OK, check harness for short to ground and short to power.
5. Reinstall any part removed.
OK or NG
OK - Replace the control valve with TCM. Refer to Service and Repair.
NG - Replace open circuit or short to ground and short to power in harness or connectors.
5.CHECK DTC
Perform 5AT RE5R05A.
OK or NG
OK INSPECTION END
NG - GO TO 2.