Checking Damaged Control Module

If the fault persists after checking the cables in the cable harness, pins and replacement of the remote receiver, the heaters control module may be damaged.

Corrective actions 

1. Replace heater.

Other information 

• see CHECKING WIRING AND TERMINALS
• see LOCATION OF COMPONENTS
• see COMPONENT SPECIFICATION
• see SIGNAL SPECIFICATION
• see DESCRIPTION OF FROZEN VALUES
• see DESCRIPTION OF STATUS IDENTIFIER
• see DESCRIPTION OF COUNTER
• see DESCRIPTION OF PARAMETERS

Repair 

• see FUEL-POWERED PREHEATER, CHECKING
• see FUEL FIRED BOOSTER HEATER

Fig 1: Identifying Booster Heater

Courtesy of VOLVO CARS CORPORATION

Has the fault been remedied? 

• YES 

  OKAY:  Troubleshooting has been completed.

• NO 

  Refer to INFORMATION