FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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[1] B4/6 Rail pressure sensor offset test: Value is above limit.


[1] B4/6 Rail pressure sensor offset test: Value is above limit.

Test 1: Rail pressure sensor offset test

1. Rail pressure sensor offset test
Rail pressure sensor offset test
Test prerequisites

- Prior to check, the residual pressure in the system must be released by briefly detaching a high pressure line.
- Switch on ignition.
Note

- If a rail pressure reading of over 15 bar is displayed, check the engine control module and the engine wiring harness for output increase (performance tuning).
Communication with ECU required