OBD Guide

P0A2A

Drive Motor A Temperature Sensor A Circuit

P0A2A is an OBD-II diagnostic trouble code meaning: Drive Motor A Temperature Sensor A Circuit. Common causes: engine temperature sensor a fault, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Reduced engine power
  • Engine overheating
  • Check Engine light comes on
  • Unstable operation of the hybrid system
  • Increased fuel consumption (in hybrid models)

Causes

  • Engine temperature sensor A fault
  • Open or short circuit in the sensor circuit
  • Poor connection or corroded connectors
  • Wiring harness damage
  • Problems with the engine control module

How to Fix

  1. Check the continuity of the temperature sensor circuit
  2. Inspect connectors and contacts for corrosion or damage
  3. Replace engine temperature sensor A if necessary
  4. Check and replace wiring harness if necessary
  5. Scan the system for additional trouble codes

Related codes

Error P0A2A by Vehicle Brand

FAQ

What does the P0A2A code mean?

P0A2A is an OBD-II diagnostic trouble code that indicates: Drive Motor A Temperature Sensor A Circuit

What causes a P0A2A error code?

The most common causes of P0A2A include: Engine temperature sensor A fault; Open or short circuit in the sensor circuit; Poor connection or corroded connectors; Wiring harness damage.

How do I fix a P0A2A diagnostic trouble code?

To fix P0A2A: Check the continuity of the temperature sensor circuit. Inspect connectors and contacts for corrosion or damage. Replace engine temperature sensor A if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0A2A?

Limited driving only, diagnose soon

How much does it cost to fix P0A2A?

The estimated repair cost for P0A2A is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat