P1705

P1705 TP SENSOR

Description

Electric throttle control actuator consists of throttle control motor, accelerator pedal position sensor, throttle position sensor, etc. The actuator sends a signal to the ECM, and ECM sends signals to TCM with CAN communication.


CONSULT Reference Value in Data Monitor Mode








On Board Diagnosis Logic

- This is not an OBD-II self-diagnostic item.
- Diagnostic trouble code "P1705" with CONSULT or 15th judgment flicker without CONSULT is detected when TCM does not receive the proper accelerator pedal position signals (input by CAN communication)
from ECM.


Possible Cause

Harness or connectors (The sensor circuit is open or shorted.)


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

1.Turn ignition switch "ON". (Do not start engine.)
2.Select "DATA MONITOR" mode for "TRANSMISSION" with CONSULT.
3.Start engine and let it idle for 1 second.
4.If DTC is detected, go to Diagnosis Procedure (see below).


Diagnosis Procedure


1. CHECK CAN COMMUNICATION LINE

Perform the self-diagnosis. Diagnosis System (TCM).
Is a malfunction in the CAN communication indicated in the results?
YES- Check CAN communication line.
NO- GO TO 2.

2. CHECK DTC WITH TCM

With CONSULT
1.Turn ignition switch ON. (Do not start engine.)
2.Select "ECU INPUT SIGNALS" in "DATA MONITOR" mode for "TRANSMISSION" with CONSULT.
3.Depress accelerator pedal and read out the value of "ACCEL POSI".
4.Select "SELF-DIAG RESULTS" mode for "TRANSMISSION" with CONSULT. Diagnosis System (TCM).
Is the inspection result normal?
YES- GO TO 4.
NO- GO TO 3.

3. CHECK DTC WITH ECM

With CONSULT
1.Turn ignition switch ON. (Do not start engine.)
2.Select "SELF-DIAG RESULTS" mode for "ENGINE" with CONSULT. CONSULT Function.
Is the inspection result normal?
YES- GO TO 4.
NO-Check the DTC detected item. Testing and Inspection.
- If CAN communication line is detected, go to 5AT RE5R05A.

4. CHECK DTC

Perform "DTC Confirmation Procedure".
- .
Is the inspection result normal?
YES-INSPECTION END
NO- GO TO 5.

5. CHECK TCM POWER SUPPLY AND GROUND CIRCUIT

Check TCM power supply and ground circuit. Main Power Supply And Ground Circuit.
Is the inspection result normal?
YES- GO TO 6.
NO- Repair or replace damaged parts.

6. DETECT MALFUNCTIONING ITEM

Check the following.
- The A/T assembly harness connector pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES- Replace the control valve with TCM. Service and Repair.
NO- Repair or replace damaged parts.