OBD Guide

P262B

Control Module Power Off Timer Performance

P262B is an OBD-II diagnostic trouble code meaning: Control Module Power Off Timer Performance. Common causes: control module (ecu) malfunction, problems in the ecu power circuit. Estimated repair cost: $56–278.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Problems starting the engine
  • Low battery
  • Incorrect data storage in ECU
  • Check Engine Light Is On
  • Random failures in electronic systems

Causes

  • Control module (ECU) malfunction
  • Problems in the ECU power circuit
  • Software errors in ECU
  • Short circuit in wiring harness
  • Power relay fault

How to Fix

  1. Check the control module power supply circuit
  2. Check relays and fuses
  3. Update ECU firmware
  4. Check wiring harness for damage
  5. If necessary, replace the control module

Related codes

Error P262B by Vehicle Brand

FAQ

What does the P262B code mean?

P262B is an OBD-II diagnostic trouble code that indicates: Control Module Power Off Timer Performance

What causes a P262B error code?

The most common causes of P262B include: Control module (ECU) malfunction; Problems in the ECU power circuit; Software errors in ECU; Short circuit in wiring harness.

How do I fix a P262B diagnostic trouble code?

To fix P262B: Check the control module power supply circuit. Check relays and fuses. Update ECU firmware. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P262B?

Yes, but get it checked soon

How much does it cost to fix P262B?

The estimated repair cost for P262B is $56–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat