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P1479 Diagnostic Trouble Code Discussion for March 2017

High Fan Control / Fan Control 3 Primary Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1479
Help Request Posted
2014 Porsche Cayenne S Hybrid 3.0L MIL Lamp on VIN: WP1AE2A28E
P1479: brake booster vacuum system mechanical failure open circuit. ... engine light, found codes P0556 & P1479, Further inspected, found electric vacuum pump burn out and vacuum hose melted, replaced vacuum pump and hose. test drived, ok, released car back to customer, 2 days later, car come back with same codes. Tech ins...
March 08, 2017