Volkswagen Amarok 2011 Workshop Manual page 162

Amarok 2011 ➤ , Beetle 2012 ➤ , Bora 1999 ➤ , CC 2010 ➤ , CC 2012 ➤ , ...
Air conditioning system with refrigerant R134a - Edition 10.2014
Possible deviation from specifi‐
cation
156
Rep. gr.00 - Technical data
Possible cause of fault
♦ Too much refrigerant oil in circuit.
♦ Expansion valve defective.
♦ The air conditioner compressor is defective. – Drain refrigerant cir‐
Rectifying fault
– Drain refrigerant cir‐
cuit.
• The quantity of re‐
frigerant extracted is
about equal to the
prescribed charge
quantity.
– Purge (clean) refrig‐
erant circuit
⇒ page 67 .
– Recharge refrigerant
circuit.
– Repeat check.
– Drain refrigerant cir‐
cuit.
– Renew the expan‐
sion valve and re‐
ceiver.
– Recharge refrigerant
circuit.
– Repeat the check; if
the system does not
operate correctly
– Renew the air condi‐
tioner compressor.
cuit.
– Purge (clean) refrig‐
erant circuit
⇒ page 67 .
– Renew the air condi‐
tioner compressor.
• The quantity of re‐
frigerant extracted is
significantly greater
than the prescribed
charge quantity.
– Recharge refrigerant
circuit.
– Repeat check.