Diagnostic trouble code (DTC) information

Condition 

Diagnostic trouble code (DTC) ECM-82 is stored if control signal circuit for the air conditioning (A/C) cooling fan relay is short-circuited to ground or voltage or if there is an open-circuit in the circuit.

Substitute Value 

None.

Possible Source 

Signal too high: 

• Short-circuit to supply voltage in the signal cable
• Faulty relay.

Signal too low: 

• Short-circuit to ground in the signal cable
• Open-circuit in the signal cable
• Faulty relay.

Fault symptom[s] 

• None.