OBD Guide

P0692

Fan 1 Control Circuit High

P0692 is an OBD-II diagnostic trouble code meaning: Fan 1 Control Circuit High. Common causes: short circuit of the control wire to power (+12 v), fan ground circuit open. Estimated repair cost: $11–222.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$11–222 (est.)

Symptoms

  • Check Engine Light
  • The fan runs constantly or does not turn off
  • Unstable engine temperature
  • Increased power consumption due to constantly running fan
  • Fan noise when engine is cold

Causes

  • Short circuit of the control wire to power (+12 V)
  • Fan ground circuit open
  • Cooling Fan 1 Relay Malfunction
  • Damage to wiring or connectors
  • Internal ECU fault

How to Fix

  1. Read OBD-II codes
  2. Check the operation of the fan with a cold and hot engine
  3. Measure the voltage in the fan control circuit 1
  4. Check relay and connector
  5. Check the control wire for short to power
  6. If the circuit is working properly - ECU diagnostics

Related codes

Error P0692 by Vehicle Brand

FAQ

What does the P0692 code mean?

P0692 is an OBD-II diagnostic trouble code that indicates: Fan 1 Control Circuit High

What causes a P0692 error code?

The most common causes of P0692 include: Short circuit of the control wire to power (+12 V); Fan ground circuit open; Cooling Fan 1 Relay Malfunction; Damage to wiring or connectors.

How do I fix a P0692 diagnostic trouble code?

To fix P0692: Read OBD-II codes. Check the operation of the fan with a cold and hot engine. Measure the voltage in the fan control circuit 1. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0692?

Limited driving only, diagnose soon

How much does it cost to fix P0692?

The estimated repair cost for P0692 is $11–222. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat