OBD Guide

P0C02

Drive Motor B Current

P0C02 is an OBD-II diagnostic trouble code meaning: Drive Motor B Current. Common causes: motor current sensor b fault, engine b wiring harness problems. Estimated repair cost: $17–89.

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

Symptoms

  • Check Engine light comes on
  • Reduced vehicle power
  • Switching to emergency mode
  • Unusual noises from the electric motor
  • Increased fuel consumption (in hybrids)

Causes

  • Motor Current Sensor B fault
  • Engine B wiring harness problems
  • Malfunction of the hybrid system control unit
  • Short circuit in motor circuit
  • Contact problems or corrosion in connectors

How to Fix

  1. Check the condition of engine wiring harness B
  2. Test motor current sensor B
  3. Check connections and connectors for corrosion
  4. Scan the hybrid system control unit for errors
  5. If necessary, replace the current sensor or repair the wiring

Related codes

Error P0C02 by Vehicle Brand

FAQ

What does the P0C02 code mean?

P0C02 is an OBD-II diagnostic trouble code that indicates: Drive Motor B Current

What causes a P0C02 error code?

The most common causes of P0C02 include: Motor Current Sensor B fault; Engine B wiring harness problems; Malfunction of the hybrid system control unit; Short circuit in motor circuit.

How do I fix a P0C02 diagnostic trouble code?

To fix P0C02: Check the condition of engine wiring harness B. Test motor current sensor B. Check connections and connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0C02?

Limited driving only, diagnose soon

How much does it cost to fix P0C02?

The estimated repair cost for P0C02 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat