Component Tests and General Diagnostics
Instrument Cluster Output Diagnostic Test Mode
The following components and functions can be checked via output Diagnostic Test Mode (DTM) of instrument cluster:
• Speedometer (G21)
• Tachometer (G5)
• Fuel gauge (G1)
• Engine coolant temperature (ECT) gauge (G3)
• Oil Temperature Display (Y12)
• Supply Voltage Display (Y11)
• Segment test (During segment test, all segments of display unit are activated. For this, the display will be activated in sequence in the colors white, red, green and blue.)
• Glow Plug Indicator Lamp (K29)
• Brake and Parking Brake Warning Lamp (K7)
• Safety Belt Warning Lamp (K19)
• Oil Pressure Warning Buzzer (H11)
• Gong (activation of gong in instrument cluster)
• Flasher acoustic (activation of flasher relay)
• Above system/component checks depend on market version and installed equipment.
- Connect Vehicle Diagnosis, Testing and Information System (VAS 5051A).
- In Vehicle Diagnostic, Testing and Information System (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
• Instrument Cluster
• Instrument cluster functions
• Output Diagnostic Test Mode (DTM) of instrument cluster