U010F

Lost Communication With Air Conditioning Control Module

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–167 (est.)

Symptoms

Air conditioner doesn't work
The warning light is on on the instrument panel
It is impossible to regulate the temperature in the cabin
The fan only runs at maximum speed
The climate control system is not responding

Causes

Open or short circuit in the CAN bus circuit
Air conditioning control module malfunction
Module power problems
Corrosion or oxidation of contacts
Software failure in the ECU

How to Fix

Check the fuses of the air conditioner module
Diagnose the integrity of the CAN bus
Check module connections and connectors
Scan all modules for errors
If necessary, replace the air conditioning control module

Related codes

U0100 U0110 U0121