P1190
Intake Throttle Actuator Malfunction
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)
Symptoms
- Unstable engine operation at idle
- Loss of engine power
- Increased fuel consumption
- Check Engine light comes on
- Dips when pressing the gas pedal
Causes
- Throttle motor malfunction
- Open or short circuit in the electrical circuit
- Contamination or mechanical damage to the throttle valve
- Problems with the connector or wiring harness
- Engine control unit (ECU) malfunction
How to Fix
- Check the condition of the throttle valve and clean if necessary
- Check the integrity of the electrical circuit and connectors
- Test the operation of the drive motor
- Replace the throttle valve actuator if a fault is detected
- Reset the error and check the system operation