OBD Guide

P2E29

Drive Motor A Excitation Current Sensor Circuit Low Voltage

P2E29 is an OBD-II diagnostic trouble code meaning: Drive Motor A Excitation Current Sensor Circuit Low Voltage. Common causes: open or short circuit in the sensor circuit, excitation current sensor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced motor power
  • Switching to emergency operation
  • Deterioration of vehicle dynamics
  • Increased fuel consumption

Causes

  • Open or short circuit in the sensor circuit
  • Excitation current sensor malfunction
  • Poor contact in circuit connectors
  • Problems with the hybrid system control module
  • Corroded contacts or damaged wiring harness

How to Fix

  1. Check the integrity of the sensor circuit
  2. Check resistance and sensor signal
  3. Inspect connectors and contacts for corrosion
  4. Check the operation of the hybrid system control module
  5. Replace the excitation current sensor if necessary

Related codes

Error P2E29 by Vehicle Brand

FAQ

What does the P2E29 code mean?

P2E29 is an OBD-II diagnostic trouble code that indicates: Drive Motor A Excitation Current Sensor Circuit Low Voltage

What causes a P2E29 error code?

The most common causes of P2E29 include: Open or short circuit in the sensor circuit; Excitation current sensor malfunction; Poor contact in circuit connectors; Problems with the hybrid system control module.

How do I fix a P2E29 diagnostic trouble code?

To fix P2E29: Check the integrity of the sensor circuit. Check resistance and sensor signal. Inspect connectors and contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2E29?

Limited driving only, diagnose soon

How much does it cost to fix P2E29?

The estimated repair cost for P2E29 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat