Troubleshooting P1491
07-13-2007, 09:36 PM
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Troubleshooting P1491
Definition
Radiotor fan relay circuit condition
Explanation
ECM has detected an open or shorted condition in the radiator fan relay circuit.
anybody know how to fix the issue for this code? the relay seems to be just fine. any suggestions?...
07-14-2007, 02:35 AM
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RE: Troubleshooting P1491
take the fan switch senor out and put a liget blub on it to complete the circut and put it in boiling water
07-14-2007, 09:25 PM
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RE: Troubleshooting P1491
hey man im sorry but where would i find the fan switch senor ???
07-14-2007, 11:03 PM
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RE: Troubleshooting P1491
on the cylinder head...or rataitor