01-153
Rear window heating,
electrical testing
Note:
Only perform this test on A/C control heads -E87-
with only one display (switch for rear window
heating is integrated in the A/C control head -
E87-).
Special tools and equipment
VAG1715 multimeter (with voltage probe)
VAG1594A Measuring Appliance Adapter
Test requirements
All fuses OK
Electrical Wiring Diagrams, Troubleshooting &
Component Locations binder
- Switch ignition off.
- Remove A/C control head -E87- page 87
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