FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Checking Conditions For Engagement



Checking Conditions For Engagement
^ Check what is disengaging the compressor using the diagnostic tool.
^ Read value: Coolant Temperature (Trionic).
^ Read value: A/C Pressure (DICE).
^ Read value: Evaporator Temperature (DICE).

^ Select the condition that disengages the compressor.

Condenser pressure above 27 bar - Checking the Pressure Sensor

Coolant temperature exceeds 125 °C - Continue with Checking Conditions For Engagement.

Evaporator temperature below 0 °C - Changing Components - II

The reason for no A/C is because the coolant temperature is too high. Carry out fault diagnosis on the cooling system or Trionic temperature sensor and rectify the fault.

After performing this procedure Final Check