P0556 Diagnostic Trouble Code Discussion for March 2017
Brake Booster Pressure Sensor Performance
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| Help Request | Posted | |
| 2014 Porsche Cayenne S Hybrid 3.0L MIL Lamp on VIN: WP1AE2A28E P0556: brake booster pressure sensor circuit performance. ... 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 |
