Climate Units - Component Location: Component Locations Volvo C70 II

LOCATION OF ENGINE COOLANT HEATER COMPONENTS

The information applies to the D5WZ/D5WS and B5WS engine coolant heaters.

The engine coolant heater is located in the rear right-hand part of the engine compartment.

Scheme 148

Main components

1. Engine coolant heater with radiator hose connections, exhaust system and external water pump (D5WS and B5WS)
2. Fuel pump (FP) with fuel hoses / pipes to and from the fuel pump (FP). This is located in the rear axle behind the fuel tank
3. Fuel hoses / pipes with suction hose on the fuel tank unit, suction and pressure hoses to and from the fuel pump (FP) above the fuel tank (2), as well as pressure hoses / pipes under the vehicle, parallel with other fuel hoses / pipes, up to the heater unit.

Scheme 149

Scheme 150

1. Combustion preheater module (CPM)
2. Fan shroud
3. Fan motor
4. Heat exchanger together with housing
5. Water temperature sensor and overheat protection thermostat together cable harness
6. Combustion chamber
7. Flame sensor
8. Glow plugs.

Scheme 151

Overview

1. Water pump (parking heater)
2. Combustion preheater module (CPM)
3. Fuel pump (FP).