OBD Guide

P0A98

Hybrid/EV Battery Pack Cooling Fan 2 Stuck On

P0A98 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Pack Cooling Fan 2 Stuck On. Common causes: stuck fan relay, short circuit in control circuit. Estimated repair cost: $17–89.

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

Symptoms

  • Constant noise of a running fan
  • Increased battery consumption
  • Dashboard warning
  • Reduced cooling efficiency
  • Battery compartment overheating

Causes

  • Stuck fan relay
  • Short circuit in control circuit
  • Battery management module malfunction
  • Mechanical jamming of the fan
  • Damage to temperature sensors

How to Fix

  1. Check the condition and free movement of the fan
  2. Diagnose relay and control circuit
  3. Check the serviceability of temperature sensors
  4. Test the battery management module
  5. Replace faulty components

Related codes

Error P0A98 by Vehicle Brand

FAQ

What does the P0A98 code mean?

P0A98 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Pack Cooling Fan 2 Stuck On

What causes a P0A98 error code?

The most common causes of P0A98 include: Stuck fan relay; Short circuit in control circuit; Battery management module malfunction; Mechanical jamming of the fan.

How do I fix a P0A98 diagnostic trouble code?

To fix P0A98: Check the condition and free movement of the fan. Diagnose relay and control circuit. Check the serviceability of temperature sensors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0A98?

Limited driving only, diagnose soon

How much does it cost to fix P0A98?

The estimated repair cost for P0A98 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat