OBD Guide

P1D01

All CAN Malfunction Battery Condition Monitor Module - Traction Motor Control Module

P1D01 is an OBD-II diagnostic trouble code meaning: All CAN Malfunction Battery Condition Monitor Module - Traction Motor Control Module. Common causes: open or short circuit in the can bus, battery control module malfunction. Estimated repair cost: $56–278.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced vehicle power
  • Switching to emergency mode
  • Battery charging problems
  • Incorrect readings on the dashboard

Causes

  • Open or short circuit in the CAN bus
  • Battery control module malfunction
  • Problems with the traction motor control module
  • Corrosion of connectors
  • Problems with module power supply

How to Fix

  1. Check the integrity of the CAN bus between modules
  2. Inspect connectors for corrosion or damage
  3. Check power and ground on both modules
  4. Read fault codes from other modules
  5. If necessary, replace the faulty module

Related codes

FAQ

What does the P1D01 code mean?

P1D01 is an OBD-II diagnostic trouble code that indicates: All CAN Malfunction Battery Condition Monitor Module - Traction Motor Control Module

What causes a P1D01 error code?

The most common causes of P1D01 include: Open or short circuit in the CAN bus; Battery control module malfunction; Problems with the traction motor control module; Corrosion of connectors.

How do I fix a P1D01 diagnostic trouble code?

To fix P1D01: Check the integrity of the CAN bus between modules. Inspect connectors for corrosion or damage. Check power and ground on both modules. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1D01?

Limited driving only, diagnose soon

How much does it cost to fix P1D01?

The estimated repair cost for P1D01 is $56–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat