OBD Guide

P0E13

Hybrid/EV Battery Pack Coolant Heater A Control Circuit Low

P0E13 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Pack Coolant Heater A Control Circuit Low. Common causes: battery coolant heater malfunction, problems with wiring or connections in the control circuit. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Hybrid system power reduction
  • Reducing electric range
  • Check Engine Light Illuminates
  • Reduced battery performance in cold weather
  • Possible error messages in the hybrid system

Causes

  • Battery coolant heater malfunction
  • Problems with wiring or connections in the control circuit
  • Malfunction of the hybrid system control module
  • Damaged or corroded connectors
  • Heater Circuit Fuse or Relay Problems

How to Fix

  1. Check the condition of the battery coolant heater
  2. Inspect the wiring and connections in the control circuit
  3. Check heater circuit fuses and relays
  4. Scan the hybrid system control module for other errors
  5. If necessary, replace the heater or repair the wiring

Related codes

Error P0E13 by Vehicle Brand

FAQ

What does the P0E13 code mean?

P0E13 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Pack Coolant Heater A Control Circuit Low

What causes a P0E13 error code?

The most common causes of P0E13 include: Battery coolant heater malfunction; Problems with wiring or connections in the control circuit; Malfunction of the hybrid system control module; Damaged or corroded connectors.

How do I fix a P0E13 diagnostic trouble code?

To fix P0E13: Check the condition of the battery coolant heater. Inspect the wiring and connections in the control circuit. Check heater circuit fuses and relays. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0E13?

Yes, but get it checked soon

How much does it cost to fix P0E13?

The estimated repair cost for P0E13 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat