Volkswagen Polo Service & Repair Manual: Leaks or Internal Damage, for Example Noises or No Output
Note
For vehicles with an electrically-driven A/C compressor,
de-energize the high voltage system before removing the A/C
compressor. Refer to
→ Electrical System Hybrid; Rep. Gr.93. |
– |
Discharge the refrigerant circuit. |
– |
Remove the A/C compressor. |
Note
In the case of internal damage (on A/C compressor), flush
refrigerant circuit with refrigerant R134a. Refer to
→ Chapter „Refrigerant Circuit, Flushing (Cleaning) with
Refrigerant R134a“. |
If a different A/C compressor is installed with a different
refrigerant oil, the refrigerant circuit is to be flushed with
refrigerant R134a. Refer to
→ Chapter „Refrigerant Circuit, Flushing (Cleaning) with
Refrigerant R134a“. |
– |
Replace receiver/dryer/dryer cartridge and expansion valve
or reservoir and restrictor. |
– |
If a leak is present, check the expansion valve for debris
or corrosion and replace if necessary. |
– |
Assemble, evacuate and charge the refrigerant circuit. |
|
|
|
Note
For vehicles with an electrically-driven A/C compressor,
de-energize the high voltage system before removing the A/C
compressor. Refer to
...
Other materials:
CAN Bus Wires, Repairing
Unshielded two-strand wiring -1-
and -2- with a cross section of
0.35 mm2 or 0.5 mm2
can be used as CAN bus wiring.
The color coding of CAN bus wires can be found in the
following table:
...
Release Tool Set -VAS1978/35
The Release Tool Set -VAS1978/35- is used to release the
various primary and secondary locking mechanisms on VW-group
vehicles. The set consists of 26 different tools which can be
used to professionally release or assemble e.g. round connector
systems, f ...
Removing and installing the headlights
Fig. 176 In the engine
compartment: securing bolts for the right headlight
Fig. 177 Guides for installing the
right headlight
First read and observe the introductory
information and safety warnings
Depending on the vehicle variant, the headlight may have to be removed in
order to replac ...
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