OBD Guide

P0695

Fan 3 Control Circuit Low

P0695 is an OBD-II diagnostic trouble code meaning: Fan 3 Control Circuit Low. Common causes: short circuit of the control wire of the third fan to ground, third fan relay fault. 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
  • Engine overheating under high load or hot weather
  • The third fan does not turn on
  • Reduced cooling system efficiency at peak loads
  • Increase in engine temperature

Causes

  • Short circuit of the control wire of the third fan to ground
  • Third fan relay fault
  • Broken or damaged wiring
  • Third fan motor malfunction
  • Internal ECU fault

How to Fix

  1. Read OBD-II codes and determine fan configuration
  2. Measure the voltage in the third fan control circuit
  3. Check the third fan relay
  4. Check fan motor (direct power supply)
  5. Check wiring for shorts and breaks
  6. If the circuit is working properly - ECU diagnostics

Related codes

Error P0695 by Vehicle Brand

FAQ

What does the P0695 code mean?

P0695 is an OBD-II diagnostic trouble code that indicates: Fan 3 Control Circuit Low

What causes a P0695 error code?

The most common causes of P0695 include: Short circuit of the control wire of the third fan to ground; Third fan relay fault; Broken or damaged wiring; Third fan motor malfunction.

How do I fix a P0695 diagnostic trouble code?

To fix P0695: Read OBD-II codes and determine fan configuration. Measure the voltage in the third fan control circuit. Check the third fan relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0695?

Limited driving only, diagnose soon

How much does it cost to fix P0695?

The estimated repair cost for P0695 is $11–222. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat