M272 Error Code help please!

Discussion in 'Engine' started by DelDrew, Feb 13, 2017.

  1. DelDrew

    DelDrew Member

    Messages:
    30
    Joined:
    Jan 27, 2017
    Car:
    CLK280 Sport Convertible
    Just got car back from Indy, they ran a fault report that, following a reset and test run, flagged up the following items. Any help on these would be appreciated!

    P0154 - Component Y110 (three-disk thermostat valve) has a short circuit to ground (P0598)
    P0406 - Component Y16/2 (Heating system shutoff valve) has a short circuit to ground (P0115)
    P0426 - Heating of component G3/6 (Right O2 sensor, after TWC (KAT)): Short circuit to ground (P0037)
    P0430 - Heating of component G3/5 (Left O2 sensor, after TWC (KAT)): Short circuit to ground (P0057)
    P0442 - Heating of component G3/4 (Right O2 sensor, before TWC (KAT)): Short circuit to ground (P0031)
    P0446 - Heating of component G3/3 (Left O2 sensor, before TWC (KAT)): Short circuit to ground (P0051)
    P0850 - Y58/1 (Purge control valve): Short circuit to ground / Switchover valve permanently open (P0458)
    P1066 - Relay for air pump : Short circuit to ground (P2257)
    P1070 - Y32 (Air pump switchover valve) : Short circuit to ground (P0414)
    P1186 - Y22/9 (Intake manifold tumble flap switchover valve) : Short circuit to ground (P2009)
     
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