Where is the throttle actuator control module located?
The TAC module is mounted on the driver’s side firewall under the corner brace. There are 2 connectors plugged into the bottom of it, one 10 pin and one 16 pin.
How do I fix code P0638?
What repairs can fix the P0638 code?
- Clean out the throttle body.
- Replace any bad connections.
- Fix the wire system.
What causes code U0107?
Code U0107 is typically caused by one of the following: A dead battery. A faulty TAC module. A problem with TAC module circuit.
How much does it cost to replace a throttle actuator control system?
Throttle Body Replacement Cost – RepairPal Estimate. Labor costs are estimated between $85 and $108 while parts are priced between $403 and $485.
How do I clean my throttle actuator control?
How to Clean a Throttle Body
- Disconnect the air duct. Disconnect the air duct from the throttle body.
- Spray on a throttle body cleaner. Locate the throttle cables and rotate the throttle plate.
- Dry off the solvent. Shoot compressed air into the throttle body to dry the spray solvent.
What causes throttle actuator control?
Usually this is due to a faulty TPS (Throttle Position Sensor). If this code is set and the throttle plate is actually stuck open, there will be other codes set and the TPS may actually be relaying the correct information to the computer.
What does error code P0638 mean?
Error Code P0638 is defined as Throttle Actuator Control Range/Performance (Bank 1). The throttle body is spring actuated that holds an open position in the event of a motor failure, in some cases, with complete failure, the throttle will be unresponsive, rendering the vehicle to move only at slow speed.
What is the TAC module?
Throttle Actuator Control Module. The TAC module is the control center for the throttle actuator control system. The TAC system is self-diagnosing and provides diagnostic information to the PCM through a dedicated serial data line.
What does code p2101 mean?
P2101 is a diagnostic trouble code (DTC) for “Throttle Actuator Control Motor Circuit Range/Performance”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.
What is code p2138?
P2138 is a diagnostic trouble code (DTC) for “Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation”.
What is the code p0121?
P0121 is a generic OBD-II code which indicates that the Engine Control Module (ECM) has seen the TPS sensor circuit A learned output voltage go above or below the sensor’s expected range when compared to TPS sensor circuit B. What causes the P0121 code?