ETC (Electronic Throttle Control) System Repair Procedures

Inspection

Throttle Position Sensor (TPS)

1. 1
   Connect the GDS to the Data Link Connector (DLC).
2. 2
   Start the engine and measure the output voltage of TPS 1 and 2 at TP and VOT.

   Specification: Refer to "Specifications"

3. 3
   Turn the ignition off.
4. 4
   Disconnect the ETC module connector.
5. 5
   Measure the resistance between terminals 1 and 2 of the ETC module.
6. 6
   Make sure the resistance is within specification.

   Specification: Refer to "Specifications"

ETC Motor

Removal

1. 1
   Turn the ignition OFF and disconnect the negative (-) battery cable.
2. 2
   Remove the resonator and air intake hose. (Refer to Engine Mechanical System - "Air Cleaner")
3. 3
   Disconnect the ETC module connector (A).

   

4. 4
   Disconnect the coolant hoses (A).

   

5. 5
   Remove the mounting bolts and remove the ETC module (A) from the engine.

   

Installation

1. Installation is the reverse of removal. Electronic throttle body mounting bolt: 9.8 ~ 11.8 N·m

Adjustment

ETC Module Learning Procedure

When installing a new ETC module or reinstalling it, the ETC module learning procedure must be performed.

1. 1
   Hold the ignition key or start button in the IG ON position for 5 seconds.
2. 2
   Turn the ignition OFF, then start the engine.