OBD Guide

P184F

Transmission Cooling Fan Performance

P184F is an OBD-II diagnostic trouble code meaning: Transmission Cooling Fan Performance. Common causes: fan motor malfunction, damage to wiring or connectors. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Automatic transmission overheating
  • Unusual noises from the cooling fan
  • Reduced shift efficiency
  • Automatic transmission overheat warning light comes on
  • Difficulties in operation when warming up the car

Causes

  • Fan motor malfunction
  • Damage to wiring or connectors
  • Fan relay fault
  • Problems with the transmission control unit
  • Clogged automatic transmission radiator

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Diagnose the fan electrical circuit
  3. Check the operation of the fan relay
  4. Clean the automatic transmission cooling radiator
  5. If necessary, replace the cooling fan

Related codes

FAQ

What does the P184F code mean?

P184F is an OBD-II diagnostic trouble code that indicates: Transmission Cooling Fan Performance

What causes a P184F error code?

The most common causes of P184F include: Fan motor malfunction; Damage to wiring or connectors; Fan relay fault; Problems with the transmission control unit.

How do I fix a P184F diagnostic trouble code?

To fix P184F: Check the level and condition of the transmission fluid. Diagnose the fan electrical circuit. Check the operation of the fan relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P184F?

Limited driving only, diagnose soon

How much does it cost to fix P184F?

The estimated repair cost for P184F is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat