OBD Guide

P2641

Torque Management Feedback Signal B

P2641 is an OBD-II diagnostic trouble code meaning: Torque Management Feedback Signal B. Common causes: throttle position sensor malfunction, problems with wiring or connectors. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • The car goes into emergency mode
  • Unstable engine operation
  • Problems with gear shifting (for automatic transmission)

Causes

  • Throttle Position Sensor Malfunction
  • Problems with wiring or connectors
  • Engine control module (ECU) malfunction
  • Mechanical problems with the throttle valve
  • Software errors in the control system

How to Fix

  1. Check the condition of the throttle position sensor
  2. Inspect wiring and connectors for damage
  3. Diagnose the engine control module
  4. Check the mechanical condition of the throttle assembly
  5. If necessary, update the ECU software

Related codes

Error P2641 by Vehicle Brand

FAQ

What does the P2641 code mean?

P2641 is an OBD-II diagnostic trouble code that indicates: Torque Management Feedback Signal B

What causes a P2641 error code?

The most common causes of P2641 include: Throttle Position Sensor Malfunction; Problems with wiring or connectors; Engine control module (ECU) malfunction; Mechanical problems with the throttle valve.

How do I fix a P2641 diagnostic trouble code?

To fix P2641: Check the condition of the throttle position sensor. Inspect wiring and connectors for damage. Diagnose the engine control module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2641?

Limited driving only, diagnose soon

How much does it cost to fix P2641?

The estimated repair cost for P2641 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat