OBD Guide

P0E70

Battery Charging System Precharge Contactor Control Circuit High

P0E70 is an OBD-II diagnostic trouble code meaning: Battery Charging System Precharge Contactor Control Circuit High. Common causes: open or short circuit in the contactor control circuit, charging contactor fault. Estimated repair cost: $56–167.

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

Symptoms

  • Check Engine light comes on
  • Problems with charging a high-voltage battery
  • Reduced performance of the hybrid system
  • Possible problems starting the engine
  • Reducing electric range

Causes

  • Open or short circuit in the contactor control circuit
  • Charging contactor fault
  • Problems with the powertrain control module
  • Corrosion or poor contact in connectors
  • Wiring harness damage

How to Fix

  1. Check the integrity of the contactor control circuit
  2. Check the resistance of the charging contactor
  3. Inspect connectors and contacts for corrosion
  4. Check the operation of the control module
  5. Replace charging contactor if necessary

Related codes

Error P0E70 by Vehicle Brand

FAQ

What does the P0E70 code mean?

P0E70 is an OBD-II diagnostic trouble code that indicates: Battery Charging System Precharge Contactor Control Circuit High

What causes a P0E70 error code?

The most common causes of P0E70 include: Open or short circuit in the contactor control circuit; Charging contactor fault; Problems with the powertrain control module; Corrosion or poor contact in connectors.

How do I fix a P0E70 diagnostic trouble code?

To fix P0E70: Check the integrity of the contactor control circuit. Check the resistance of the charging contactor. Inspect connectors and contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0E70?

Yes, but get it checked soon

How much does it cost to fix P0E70?

The estimated repair cost for P0E70 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat