Throttle Body: Testing and Inspection

THROTTLE BODY INSPECTION [L3]

NOTE:
- Perform the following inspection only when directed.

Resistance Inspection

1. Remove the battery cover. Removal and Replacement

2. Disconnect the negative battery cable.

3. Disconnect the throttle body connector.

4. Measure the resistance between throttle body terminals E and F.

- If not as specified, replace the throttle body. Service and Repair
- If as specified, carry out the "Circuit Open/Short Inspection".
Specification









Circuit Open/Short Inspection

1. Disconnect the PCM connector. Service and Repair

2. Inspect the following wiring harnesses for open or short (continuity check).






Open circuit

- If there is no continuity, the circuit is open. Repair or replace the wiring harness.

- Throttle body terminal E and PCM terminal 2BF
- Throttle body terminal F and PCM terminal 2BE

Short circuit

- If there is continuity, the circuit is shorted. Repair or replace the wiring harness.

- Throttle body terminal E and power supply
- Throttle body terminal E and body ground
- Throttle body terminal F and power supply
- Throttle body terminal F and body ground