Circuit Description

Output Driver Modules (ODM) are used by PCM to turn on current-driven devices needed to control various engine and transaxle functions. Each ODM can control up to 7 outputs, including fan 1 relay, by supplying ground to device PCM is commanding on. ODMs can diagnose each circuit individually.

Conditions required to set DTC are:

• Ignition is on.
• An improper voltage level has been detected on fan 1 relay driver circuit.
• Condition present for at least 30 seconds.