Air Con fault

[Big_daddy]

Having issue with the air con on alhambra, the air con does not work at all, only get normal temp air.

Ive got this fault:


Control Module Part Number: 7M7 907 040 B
Component and/or Version: CLIMATRONIC MPV GP 0003
Software Coding: 00010
Work Shop Code: WSC 01317
1 Faults Found:
00792 - A/C Pressure Switch (F129)
35-00 - -

Any idea where is the pressure switch or how it looks like. so i could inspect it.

 

[LEE69]

High-pressure switch for air conditioning system -F23-

Function:
Switches radiator fan to next higher speed when pressure increases in refrigerant circuit (to approx. 16 bar).

looks like this

 

[Big_daddy]

Is that why both fans come on full power even on a cold engine.

 

[LEE69]

No idea mate just found that out

Also found this

http://wiki.ross-tech.com/index.php/00792

 

[Big_daddy]

Cheers, thats fine, now i have a finger at that and replace if neccacary.
Any ideo how much the cost? asume its a dealer part only.

A

 

[LEE69]

No idea mate sorry, be on the pipes i'm sure.

 

[Big_daddy]

No worries.
Thanks

A