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International Automotive Technicians Network
Re: Fan Running at High After 5 seconds Of Starting The Car.
Posted to Technical Discussion Forum on 5/3/2017

1. Check for Diagnostic Trouble Codes (DTC) in engine control unit. 2. Perform pin out of cooling fan connector. Large Red wire is the battery feed. Large Brown wire is ground. 3. Small Black/White wire at pin #3 requires 12 volts with key on. 4. The small Gre... Login to read more.