P1726

P1726 THROTTLE CONTROL SIGNAL

Description

The 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 the signal to TCM via CAN
communication.


DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE

NOTE:
Immediately after performing any "DTC CONFIRMATION PROCEDURE", always turn ignition switch OFF.
Then wait at least 10 seconds before performing the next test.

1. CHECK DTC DETECTION

With CONSULT
1.Start engine and let it idle for 5 seconds.
2.Perform "Self Diagnostic Results" in "TRANSMISSION".
Is "P1726" detected?
YES- Go to .
NO- Check intermittent incident. Intermittent Incident.


Diagnosis Procedure


1. CHECK DTC WITH ECM

With CONSULT
1.Turn ignition switch ON.
2.Select "Self Diagnostic Results" in "ENGINE".
Is the inspection result normal?
YES- GO TO 2.
NO- Check DTC Detected Item. Testing and Inspection.

2. CHECK DTC WITH TCM

With CONSULT
Perform "Self Diagnostic Results" in "TRANSMISSION".
Is "P1726" detected?
YES- Replace TCM. Exploded View.
NO- GO TO 3.

3. DETECT MALFUNCTIONING ITEMS

Check TCM connector pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES- Replace TCM. Exploded View.
NO- Repair or replace damaged parts.