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P0540 Diagnostic Trouble Code Discussion for January 2014

Intake Air Heater Feedback Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0540
Help Request Posted
2003 GMC C4500 Topkick C4C042 6.6L Cuts out VIN: 1GDE4E1103
P0540: Intakr air temp. ... 5-10 minutes, then just shut off like you turned the key off. No warning, no surging, just from idle to off. The only way to restart it is to manually pump / prime the fuel system again under the hood, but that will only last a few minutes. This has been g...
January 30, 2014
2003 GMC C4500 Topkick C4C042 6.6L Cuts out VIN: 1GDE4E1103
P0540: Intakr air temp. ... 5-10 minutes, then just shut off like you turned the key off. No warning, no surging, just from idle to off. The only way to restart it is to manually pump / prime the fuel system again under the hood, but that will only last a few minutes. This has been g...
January 30, 2014
2003 GMC C4500 Topkick C4C042 6.6L Cuts out VIN: 1GDE4E1103
P0540: Intakr air temp. ... 5-10 minutes, then just shut off like you turned the key off. No warning, no surging, just from idle to off. The only way to restart it is to manually pump / prime the fuel system again under the hood, but that will only last a few minutes. This has been g...
January 30, 2014