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Before servicing the vehicle, refer to the Precautions Section.
Disconnect the negative battery cable and wait 90 seconds for the SRS memory battery to drain.
After disconnecting the negative battery cable, wait for at least 30 seconds for the SRS module to deplete its stored energy.
Drain the cooling system into a clean container for reuse.
Remove or disconnect the following:
Heater hoses with the vacuum hose from the heater housing
Discharge and recover the air conditioning system refrigerant
Suction and discharge hoses from the evaporator assembly
Remove the SRS module and the steering wheel:
Steering wheel-to-SRS module nuts
SRS module from the steering wheel and disconnect the electrical connector
Steering wheel-to-steering column nut
Steering wheel from the steering column
Multi-function switch assembly
Front and rear console assemblies
Lower left side crash pad
Center fascia panel and disconnect the connectors and vacuum connector from the heater control assembly
Instrument panel assembly-Accent
Instrument panel screw locations-Accent
Heater control assembly and the audio system
4 mounting bolts from the passenger air bag mounting bracket, if equipped
Main crash pad assembly
Cables from the heater housing and the thermostatic switch connector from the evaporator housing
Any remaining connectors
3 evaporator mounting bolts (or nuts)
3 mounting bolts from the heater housing
Disassemble the heater housing by removing or disconnecting the following:
Vacuum motor-to-heater housing bolts (2 for each vacuum motor)
Vacuum motor rod end connection and remove the vacuum motors
Heater housing cover clips
Cover and the heater core
View of the heater housing assembly and related components-Accent
Exploded view of the heater core, heater housing and related components-Accent
Assemble the heater housing by installing or connecting the following:
Heater core and the cover
Vacuum motor rod end connection and install the vacuum motors
Install or connect the following:
3 mounting bolts to the heater housing
Cables to the heater housing and the thermostatic switch connector to the evaporator housing
4 mounting bolts to the passenger air bag mounting bracket, if equipped
Connectors and vacuum connector to the heater control assembly. Install the center fascia panel.
Install the SRS module and the steering wheel by installing or connecting the following:
Steering wheel to the steering column
Steering wheel-to-steering column nut and torque to 30-37 ft. lbs. (40-50 Nm)
SRS module to the steering wheel and connect the electrical connector
Suction and discharge hoses to the evaporator assembly
Heater hoses with the vacuum hose to the heater housing
Refill the cooling system.
Connect the negative battery cable.
Evacuate, charge and leak test the air conditioning system refrigerant.
Operate the engine to normal operating temperatures; then, check the climate control operation and check for leaks.
2003 Jetta left rear window blue plastic part of the