P2640
Torque Management Feedback Signal A High
P2640 is an OBD-II diagnostic trouble code meaning: Torque Management Feedback Signal A High. Common causes: throttle position sensor malfunction, problems with wiring or contacts in the control circuit. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Unstable engine idling
- Problems with gear shifting (on automatic)
- Increased fuel consumption
Causes
- Throttle Position Sensor Malfunction
- Problems with wiring or contacts in the control circuit
- Engine control module (ECU) malfunction
- VVT System Mechanical Problems
- Problems with crankshaft/camshaft position sensors
How to Fix
- Check the condition of the throttle position sensor
- Check the integrity of the wiring and contacts in the control circuit
- Scan the control unit for other errors
- Check the operation of the variable valve timing system
- If necessary, replace faulty components
Related codes
Error P2640 by Vehicle Brand
FAQ
What does the P2640 code mean?
P2640 is an OBD-II diagnostic trouble code that indicates: Torque Management Feedback Signal A High
What causes a P2640 error code?
The most common causes of P2640 include: Throttle Position Sensor Malfunction; Problems with wiring or contacts in the control circuit; Engine control module (ECU) malfunction; VVT System Mechanical Problems.
How do I fix a P2640 diagnostic trouble code?
To fix P2640: Check the condition of the throttle position sensor. Check the integrity of the wiring and contacts in the control circuit. Scan the control unit for other errors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2640?
Yes, but get it checked soon
How much does it cost to fix P2640?
The estimated repair cost for P2640 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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