OBD Guide

U043D

Invalid Data Received From Accelerator Pedal Module

U043D is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Accelerator Pedal Module. Common causes: accelerator pedal module malfunction, damage to wiring or connectors. Estimated repair cost: $33–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–89 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Delayed response to the gas pedal
  • Floating idle speed
  • Emergency engine operation

Causes

  • Accelerator pedal module malfunction
  • Damage to wiring or connectors
  • Short circuit in the gas pedal circuit
  • Module power problems
  • Software error in the ECU

How to Fix

  1. Check the condition of the pedal module connectors and wiring
  2. Test pedal position sensors with a multimeter
  3. Check the module supply voltage
  4. Replace the accelerator pedal module if necessary
  5. Update ECU firmware (if available)

Related codes

Error U043D by Vehicle Brand

FAQ

What does the U043D code mean?

U043D is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Accelerator Pedal Module

What causes a U043D error code?

The most common causes of U043D include: Accelerator pedal module malfunction; Damage to wiring or connectors; Short circuit in the gas pedal circuit; Module power problems.

How do I fix a U043D diagnostic trouble code?

To fix U043D: Check the condition of the pedal module connectors and wiring. Test pedal position sensors with a multimeter. Check the module supply voltage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U043D?

Limited driving only, diagnose soon

How much does it cost to fix U043D?

The estimated repair cost for U043D is $33–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat