Mustang V8-4.6L (2009)
Throttle Position Sensor: Service and Repair
Throttle Position (TP) Sensor
Removal
All engines
1. Remove the Air Cleaner (ACL) outlet pipe.
4.0L SOHC engine
2. Disconnect the Throttle Position (TP) sensor electrical connector.
3. NOTICE: Do not put direct heat on the Throttle Position (TP) sensor or any other plastic parts because heat damage may occur. Damage
may also occur if Electronic Throttle Body (ETB) temperature exceeds 120°C (248°F).
NOTE: Do not use power tools.
Remove the TP sensor.
1. Using a suitable heat gun, apply heat to the top of the ETB until the top TP sensor bolt ear reaches approximately 55°C (130°F), this should
take no more than 3 minutes using an 1,100-watt heat gun. The heat gun should be about 25.4 mm (1 in) away from the ETB.
2. Monitor the temperature of the top TP sensor bolt ear on the ETB with a suitable temperature measuring device, such as a digital temperature
laser or infrared thermometer, while heating the ETB.
3. Using hand tools, quickly remove the bolt farthest from the heat source first and discard.
4. Using hand tools, remove the remaining bolt and discard.
5. Remove and discard the TP sensor.
4.6L (3V) and 5.4L (4V) engines
4. Disconnect the TP sensor electrical connector.
5. NOTICE: Do not put direct heat on the Throttle Position (TP) sensor or any other plastic parts because heat damage may occur. Damage
may also occur if Electronic Throttle Body (ETB) temperature exceeds 120°C (248°F).
