Heat Exchanger, Replacing

Heat exchanger, replacing

The information below applies to cars manufactured up to week 38 2001 inclusive.

Information for cars manufactured from week 39 2001 inclusive. See Heat exchanger, replacing Heat Exchanger, Replacing.

Removal

Removing the heater
- Remove the heater. See Engine coolant heater, replacing Engine Coolant Heater, Replacing.

Removing the control module
- Remove the control module. See Control module, engine coolant heater, replacing Service and Repair.

Removing the water pump
- Remove the water pump. See:
(S80)
Water pump engine coolant heater, replacing Service and Repair (V70 00- )
(V70XC (01-)/XC70)
Water pump engine coolant heater, replacing Service and Repair (S60).

Removing the fuel pump (FP)
- Remove the fuel pump (FP). See Fuel pump, auxiliary heater, replacing Service and Repair.

Removing the cable harness
- Remove the cable harness. See Wire harness / hoses / pipes, replacing Wire Harness / Hoses / Pipes, Replacing.

Removing the glow plugs
- Remove the glow plugs. See Glow plugs, engine coolant heater, replacing Glow Plugs, Engine Coolant Heater, Replacing.




Expose and replace the heat exchanger.

Installation

Bleeding the fuel system
Connect the fuel line to a vacuum pump. Suck carefully until fuel comes out. Connect the cables and hoses.

Install in reverse order.

Note! When installing, check that there is clearance between the fuel line and water hose.

Final check

Note! Start the engine and let it idle for a few seconds before starting the heater.

Test run the heater. Check the function of the heater. See Engine coolant heater, test running Engine Coolant Heater, Test Running.
Check both the coolant hoses and the fuel lines for leakage.
Top up the coolant if necessary.
Check that no diagnostic trouble codes (DTC) have been stored during the repair work.