Engines / Diesel / 2.0/103kW TDI-CR CBAx / Test of exhaust gases temperature sensor (G235; G495;648) CBAx


Mark Model Control unit Diagnostic operation
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Mark
Model
Control unit
Diagnostic operation
Diagnostic procedure

This operation was considered useful 1x.

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Conditions:
- engine speed = idling
- engine temperature > XX°C



connect with the control unit
XX - engine


XX - Measured values

group XXX

field X = actual value (temperature upstream of component: turbo blower)

group XXX

field X = actual value (temperature upstream of component: catalyst)
field X = actual value (temperature upstream of component: Diesel Particulate Filter)


increase rpm to
XXXX rpm


desired condition:

group XXX field X = increasing -
strongly
group XXX field X, field X = increasing -
moderately


group XXX field X > group XXX field X > group XXX field X

for this test, it is suitable to use graphical representation VagScope


Picture documentation:




if values are not achieved - check component:
- temperature sensor
- wiring
- connector connections

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.

Volkswagen workshop manuals for diagnostics

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