OBD Guide

P1A1C

Hybrid Battery 6 Temperature Sensor Performance

P1A1C is an OBD-II diagnostic trouble code meaning: Hybrid Battery 6 Temperature Sensor Performance. Common causes: faulty temperature sensor, open or short circuit in the sensor circuit. Estimated repair cost: $33–133.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–133 (est.)

Symptoms

  • Check Engine Light Illuminates
  • Hybrid system power reduction
  • The car goes into emergency mode
  • Unstable operation of the hybrid battery
  • Error messages on the dashboard

Causes

  • Faulty temperature sensor
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Wiring harness damage
  • Problems with the hybrid battery control module

How to Fix

  1. Check the condition of the temperature sensor
  2. Check the integrity of the sensor circuit
  3. Inspect connectors and contacts for corrosion
  4. Check the operation of the hybrid battery control module
  5. If necessary, replace the temperature sensor

Related codes

FAQ

What does the P1A1C code mean?

P1A1C is an OBD-II diagnostic trouble code that indicates: Hybrid Battery 6 Temperature Sensor Performance

What causes a P1A1C error code?

The most common causes of P1A1C include: Faulty temperature sensor; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Wiring harness damage.

How do I fix a P1A1C diagnostic trouble code?

To fix P1A1C: Check the condition of the temperature sensor. Check the integrity of the sensor circuit. Inspect connectors and contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1A1C?

Limited driving only, diagnose soon

How much does it cost to fix P1A1C?

The estimated repair cost for P1A1C is $33–133. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat