Engines / UDS Engines by part number / 01 - Engine [EV_ECM20TDI01104L906026MB 005003] / Test - engine control unit (J623) - power supply


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

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Conditions:
•         engine speed = X rpm



connect with the control unit
XX - engine


Advanced Measured Values

select item in menu: IDEXXXXX - voltage terminal: XX

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


desired condition

IDEXXXXX = on-board voltage


The value must be changed upon switching the appliances on/off


if values are not achieved, check part:
- engine control unit: wiring

- fuse


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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