Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2008 Mazda B2300 L4-2.3LFACTORY OEM SERVICE PROCEDURE
Throttle Position Sensor: Service and Repair
THROTTLE POSITION (TP) SENSOR REMOVAL / INSTALLATION - 2.3L
1. Disconnect the negative battery cable.
2. Remove the accelerator control splash shield.
3. Disconnect the throttle position (TP) sensor electrical connector.
4. Disconnect the throttle position (TP) sensor electrical connector.
5. Remove the bolts and the TP sensor.
6. To install, reverse the removal procedure.
1. Disconnect the negative battery cable.
2. Remove the accelerator control splash shield.
3. Disconnect the throttle position (TP) sensor electrical connector.
4. Disconnect the throttle position (TP) sensor electrical connector.
5. Remove the bolts and the TP sensor.
6. To install, reverse the removal procedure.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.