Diagnostic procedures for a VAG diagnostics
Database for coding vehicle control units Volkswagen - VAG
Software versions
VIN - Code validator
VW / EOS (1F) / 08 - air-conditioning CAN (Climatic PQ35) / test of cooling output
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Model
Control unit
Diagnostic operation
Diagnostic procedure
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Conditions:
- Basic settings = OK
- ambient temperature > XX°C
- engine temperature > XX°C
- radiator, condenser = clean
- V-belt = OK
- pollen filter = clean
- fuse = OK
connect with the control unit XX - Air-conditioning
Start the engine
set:
air-conditioning = OFF (ECON)
ventilation = OFF
XX - Measured values group XXX, XXX, XXX
required values - group XXX
field X = field X (air-conditioning - regulator valve)
field X = X rpm (air condition compressor - rotation)
observe values - group XXX
field X = ambient temperature
required values - group XXX
ambient temperature = XX°C | field X >= X.X bar
ambient temperature = XX°C | field X >= X.X bar
ambient temperature = XX°C | field X >= X.X bar
ambient temperature = XX°C | field X >= X.X bar
ambient temperature = XX°C | field X >= X.X bar
if values are not achieved group XXX field X:
- pressure sensor GXX - Test / replacement
- level of medium in the air-conditioning - Test
set:
press AC (ECON = OFF)
ventilation = X
XX - Measured values group XXX, XXX
required values - group XXX
field X = field X = X.X - X A (air-conditioning - regulator valve)
field X > X rpm (air condition compressor - rotation)
required values - group XXX
field X > X% (ventilation)
field X > X% (ventilation)
required values - group XXX
field X = rising value
set:
- air distribution at centre
- temperature = MIN
- recirculation = ON
XX - Measured values group XXX, XXX
required values - group XXX
field X = X - XX°C (vaporiser)
required values - group XXX
field X = group XXX field X + X°C
field X = group XXX field X + X°C
if values are not achieved
if values are not achieved group XXX field X,X:
- temperature sensor - Test / replacement
if values are not achieved group XXX field X:
- temperature sensor - Test / replacement
- level of medium in the air-conditioning - Test
- air condition compressor - Test
- Basic settings = OK
- ambient temperature > XX°C
- engine temperature > XX°C
- radiator, condenser = clean
- V-belt = OK
- pollen filter = clean
- fuse = OK
connect with the control unit XX - Air-conditioning
Start the engine
set:
air-conditioning = OFF (ECON)
ventilation = OFF
XX - Measured values group XXX, XXX, XXX
required values - group XXX
field X = field X (air-conditioning - regulator valve)
field X = X rpm (air condition compressor - rotation)
observe values - group XXX
field X = ambient temperature
required values - group XXX
ambient temperature = XX°C | field X >= X.X bar
ambient temperature = XX°C | field X >= X.X bar
ambient temperature = XX°C | field X >= X.X bar
ambient temperature = XX°C | field X >= X.X bar
ambient temperature = XX°C | field X >= X.X bar
if values are not achieved group XXX field X:
- pressure sensor GXX - Test / replacement
- level of medium in the air-conditioning - Test
set:
press AC (ECON = OFF)
ventilation = X
XX - Measured values group XXX, XXX
required values - group XXX
field X = field X = X.X - X A (air-conditioning - regulator valve)
field X > X rpm (air condition compressor - rotation)
required values - group XXX
field X > X% (ventilation)
field X > X% (ventilation)
required values - group XXX
field X = rising value
set:
- air distribution at centre
- temperature = MIN
- recirculation = ON
XX - Measured values group XXX, XXX
required values - group XXX
field X = X - XX°C (vaporiser)
required values - group XXX
field X = group XXX field X + X°C
field X = group XXX field X + X°C
if values are not achieved
if values are not achieved group XXX field X,X:
- temperature sensor - Test / replacement
if values are not achieved group XXX field X:
- temperature sensor - Test / replacement
- level of medium in the air-conditioning - Test
- air condition compressor - Test
You are not logged! System works in DEMO mode only now where numbers are replaced with X characters. For 49 EUR only You will get access into full system. You can pay by credit card or bank transfer. Click BUY button for purchase and You will get login to diagnostic procedures database imediatelly.