Engines / Diesel / EDC 17 UDS general / Test of exhaust gases temperature sensor 2;3;4 (G448; G495;G648) CUUx


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

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Conditions:
- engine temperature = ambient temperature


connect with the control unit XX - engine

Start the engine

engine speed = idling

wait XXs


Advanced Measured Values

select item in menu:

IDEXXXXX - Exhaust gas temperature sensor SX/SX/SX/SX


TIP! For easier search in the menu, enter the code IDE, ENG or MAS into the "Filter" window



increase rpm to XXXX rpm


desired condition:

Exhaust gas temperature sensor SX = increasing - strongly
Exhaust gas temperature sensor SX, SX = increasing - moderately

temperature of exhaust gases SX > temperature of exhaust gases SX > temperature of exhaust gases SX



Picture documentation:




if values are not achieved - check component:
- temperature sensor
- wiring: temperature sensor -> control unit
- 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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