Volkswagen Golf Service & Repair Manual: Checking auxiliary air heater element - Z35- with auxiliary air heater
control unit - J604-, RHD vehicles
| Special tools and workshop equipment
required |
| Vehicle diagnostic tester with current probe 100 A -VAS
5051B/7- |
| Intake temperature less than 19° C |
| Coolant temperature less than 80° C |
| Passenger compartment temperature about 20° C |
| Battery voltage greater than 11 V |
| Alternator load not greater than 50 % (terminal DF) |
| Engine speed greater than 450 rpm |
| Turn rotary knob for interior temperature to highest
temperature (on vehicles with Climatronic select highest level). |
| – |
Remove centre console
→ General body repairs, interior; Rep. gr.68. |
| – |
Remove glove compartment
→ General body repairs, interior; Rep. gr.68. |
| – |
Detach dash board in vicinity of glove compartment far
enough that dash board can be pulled away sufficiently to pull
out auxiliary air heater element - Z35-. |
|
|
|
| – |
Using vehicle diagnostic tester and current probe 100 A -VAS
5051B/7-, measure current draw -arrow-
on earth wire -1- of auxiliary air
heater element -Z35--2-. |
| Low heat output: ≈ 30 amps |
| Medium heat output: ≈ 60 amps |
| High heat output: ≈ 80 amps |
|
|
|
Checking
Special tools and workshop equipment
required
Vehicle diagnostic tester with current probe 100 A -VAS
505 ...
Removing
–
Remove driver side knee airbag
→ General body repairs, interior; Rep. gr.69.
–  ...
Other materials:
Removing and installing Valeo heat exchanger, RHD vehicles
Special tools and workshop equipment
required
Drip tray for workshop hoist -VAS 6208-
Hose clamps up to 25 mm -3094-
...
Repairs to CAN bus wiring
An unshielded two-wire line -1-
and -2- with a cross section of
0.35 mm2 or 0.5 mm2
is used for CAN bus wiring.
The colour codes of the CAN bus wiring can be gleaned from
the following table:
  ...
Wheel cover
Fig. 220 Removing the wheel covers
First read and observe the introductory information
and safety warningsRemoving the wheel covers
Take the box spanner and wire hook from the vehicle toolkit.
Insert the wire hook into one of the holes in the wheel cover.
Push the box spanner thr ...
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