Throttle Position Sensor Replacement

Removal Procedure

Caution: Refer to the Battery Disconnect Caution.

Notice: The TP sensor is an electrical component. Do not soak the TP sensor in any liquid cleaner or solvent as damage may result.

1. Disconnect the negative battery cable.
2. Remove the generator.

3. Disconnect the throttle position (TP) sensor electrical connector.

4. Remove the TP sensor attaching screws (5).
5. Remove the TP sensor (6).
6. Remove the TP sensor O-ring seal (7).

Installation Procedure

1. Install the TP sensor O-ring seal (7) on the TP sensor (6).
2. Install the TP sensor on the throttle body with the throttle valve in the closed position. Make sure the TP sensor lever lines up with the TP sensor drive lever on the throttle shaft.

Notice: Refer to Fastener Notice.

3. Install the TP sensor attaching screws (5).

Tighten the screws to 2 N.m (18 lb in).

4. Connect the TP sensor electrical connector.

5. Install the generator.
6. Connect the negative battery cable.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

Throttle Position Sensor: Service and Repair

Use the Manual With the Right Hardware

When to See a Mechanic

Rather have a pro handle this?