OBD Guide

U0337

Software Incompatibility With Battery Charger Control Module A

U0337 is an OBD-II diagnostic trouble code meaning: Software Incompatibility With Battery Charger Control Module A. Common causes: incompatible software update, module programming error. Estimated repair cost: $56–167.

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

Symptoms

  • Error message on the dashboard
  • Battery charging problems
  • Incorrect operation of the power supply system
  • Reduced vehicle performance

Causes

  • Incompatible software update
  • Module programming error
  • Software corruption
  • Charger control module malfunction
  • Problems with communication between modules

How to Fix

  1. Check software versions of all related modules
  2. Update or reinstall charging module software
  3. Check the integrity of the wiring harness between the modules
  4. Diagnose the charger control module
  5. If necessary, replace the charger control module

Related codes

Error U0337 by Vehicle Brand

FAQ

What does the U0337 code mean?

U0337 is an OBD-II diagnostic trouble code that indicates: Software Incompatibility With Battery Charger Control Module A

What causes a U0337 error code?

The most common causes of U0337 include: Incompatible software update; Module programming error; Software corruption; Charger control module malfunction.

How do I fix a U0337 diagnostic trouble code?

To fix U0337: Check software versions of all related modules. Update or reinstall charging module software. Check the integrity of the wiring harness between the modules. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0337?

Yes, but get it checked soon

How much does it cost to fix U0337?

The estimated repair cost for U0337 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat