Scan Tool Testing and Procedures

Vehicle Electrical System Control Module (J519), Output Diagnostic Test Mode (DTM)

Special tools, testers and auxiliary items required

• Vehicle diagnostic tester

• It depends on the vehicle equipment whether the components listed below can be checked.

Check the following components and functions using the output diagnostic test from the vehicle electrical system control module:

• Left parking lamp (M1) , right parking lamp (M3) , left tail lamp (M4) and right tail lamp (M2)

• Left low beam headlamp (M29) / Right low beam headlamp (M31)

• Left daytime running lamp (L174) / Right daytime running lamp (L175)

• Left high beam headlamp bulb (M30) / Right high beam headlamp bulb (M32)

• Left front fog lamp (L22) / Right front fog lamp (L23)

• Right back-up lamp (M17) / Left back-up lamp (M16)

• Left brake lamp (M9) / Right brake lamp (M10) and High-mounted brake lamp (M25)

• Left front turn signal light (M5) / Left rear turn signal light (M6)

• Right front turn signal light (M7) / Right rear turn signal light (M8)

• License plate light (X)

• Interior light dimmed

• Instrument illumination of all buttons and switches and of instrument cluster

• Power supply relay (terminal 30, B+) (J317)

• Heated rear window

• Heated exterior mirror

• Enabling - Sunroof

• Enabling of seat heater

• Fuel Pump (FP) relay (J17)

• Front windshield wiper

• Wiper module reversing point

• Windshield washer pump (V5)

• Dual tone horn relay (J4) / Signal horn and dual tone horn (H1)

• Luggage compartment lock

Output Diagnostic Test Procedure

- Connect the Vehicle diagnostic tester.

- Select Guided Fault Finding.

- Use the GO TO button to select the "function/component selection" and the following menu options one after the other:

• Body

• Electrical Equipment

• 01 - On Board Diagnostic (OBD) capable systems

• 09 - vehicle electrical system control module

• Vehicle electrical system control module functions

• Vehicle electrical system control module output diagnostic test