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Scan Tool Testing and Procedures






Vehicle Electrical System (J519), Output Diagnostic Test Mode

Special tools, testers and auxiliary items required

• Vehicle Diagnosis, Testing and Information System (VAS 5051A)

The following components of Vehicle Electrical System Control Module can be checked via output Diagnostic Test Mode (DTM):

• Right Low Beam Headlamp (M31) , for vehicles with gas-discharge lamps Right High Intensity Gas Discharge (HID) Lamp (L14)

• Right High Beam Headlamp (M32) , for vehicles with gas-discharge lamps Right Headlamp Reflector Adjustment Solenoid (N396)

• Left Low Beam Headlamp (M29) , for vehicles with gas-discharge lamps Left High Intensity Gas Discharge (HID) Lamp (L13)

• Left High Beam Headlamp (M30) , for vehicles with gas-discharge lamps Left Headlamp Reflector Adjustment Solenoid (N395)

• Left Parking Lamp (M1)

• Right Parking Lamp (M3)

• Left Front Turn Signal Light (M5) and Left Rear Turn Signal Light (M6)

• Right Front Turn Signal Light (M7) and Right Rear Turn Signal Light (M8)

• Left Front Fog Light (L22) and Right Front Fog Light (L23)

• Only in vehicles with gas-discharge lamps Right High Beam Headlamp (M32) and Left High Beam Headlamp (M30)

• Relay for headlamp cleaning system (J39) and Headlamp Washer Pump (V11)

• Indicator light for emergency flasher system (K6)

• High Tone Horn (H2) and Low Tone Horn (H7)

• Left Front Footwell Illumination (L151) , Right Front Footwell Illumination (L152) , Left Rear Footwell Illumination (L106) and Right Rear Footwell Illumination (L107)

• Windshield and Rear Window Washer Pump (V59)

- Connect the (VAS 5051A). Refer to => Electrical Equipment General Information 97 Description and Operation.

- In (VAS 5051A) , select operating mode "Guided Fault Finding".

- Using the "Go To" button, select "Functions/Component selection" and the following menu options in sequence:

• Body

• Electrical Equipment

• 01 - On Board Diagnostic (OBD) capable systems

• Vehicle Electrical System Control Module

• Functions of Vehicle Electrical System Control Module

• Output Diagnostic Test Mode (DTM) of Vehicle Electrical System Control Module

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