Output Diagnostic Test Mode

2012 Volkswagen CC 4Motion (357) V6-3.6L (CNNA)SECTION Output Diagnostic Test Mode






Output Diagnostic Test Mode

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

The following components and functions can be checked via output Diagnostic Test Mode (D) of 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) and Right Low Beam Headlamp (M31)

Left High Beam Headlamp (M30) and Right High Beam Headlamp (M32)

Left Low Beam Reflector Motor (V294) and Right Low Beam Reflector Motor (V295)

Left Front Fog Lamp (L22) and Right Front Fog Lamp (L23)

Right Back-Up Lamp (M17)

Left Brake Lamp (M9) , Right Brake Lamp (M10) and High-mount Brake Light (M25)

Left Rear Fog Lamp (L46)

License Plate Lamp (X)

Left Front Turn Signal Bulb (M5) , Driver Exterior Mirror Turn Signal Lamp Bulb (L131) and Left Rear Turn Signal Bulb (M6)

Right Front Turn Signal Bulb (M7) , Front Passenger Exterior Mirror Turn Signal Lamp Bulb (L132) and Right Rear Turn Signal Bulb (M8)

Left Footwell Lamp (W9) and Right Footwell Lamp (W10)

Interior light dimmed

Instrument illumination of all buttons and switches and of instrument cluster

Power Supply Relay (terminal 30, B+) (J317)

LED for heated rear window / heated rear window

LED for heated exterior mirror / heated exterior mirror

Enabling of sunroof

Enabling of seat heater

Fuel Pump (FP) Relay (J17)

Relay for Headlamp Cleaning System (J39) and Headlamp Washer Pump (V11)

Front windshield wiper

Wiper module reversing point

Windshield Washer Pump (V5)

Horn Relay (J4) , High Tone Horn (H2) and Low Tone Horn (H7)

Left Daytime Running Lamp (L174) and Right Daytime Running Lamp (L175)

Left Cornering Lamp (L148) and Right Cornering Lamp (L149)

Heated Windshield (Z2)

Luggage compartment lock

Engine compartment lamp

- Connect the Vehicle Diagnostic Tester. Testing and Inspection

- On the Vehicle Diagnostic Tester, select "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

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.