Diagnostic Trouble Code (DTC) Information CRM-2011

Condition 

If the hydraulic pump's temperature is outside the defined temperature range for convertible roof module (CRM), the diagnostic trouble code is generated.

The diagnostic trouble code (DTC) can be diagnosed in ignition positions 0, I, II and III.

Fig 1: Identifying Hydraulic Valve

Courtesy of VOLVO CARS CORPORATION

Substitute Value 

• None.

Possible Source 

• Loose connections or contact resistance between temperature sensor in hydraulic pump and Convertible Roof Module (CRM).
• Line in the hydraulic system has been trapped.
• Internal error in Convertible Roof Module (CRM).

Fault symptom[s] 

• Sun/moon/convertible roof/Hard/impossible to open/close