Operation CHARM: Car repair manuals for everyone.

Display Groups 50-69 (Speed / RPM Regulation)




Measured value blocks, display groups 50 to 69 -Speed regulation-, evaluating


Display Group 50:






Notes on display zone 4:
- "Compr. OFF" is always displayed on vehicles without air conditioner.
- Checking signal from and to air conditioning compressor. Testing and Inspection


Display Group 51:






Display Group 52:






Display Group 54:






Display Group 55:






Significance of figures in 5-digit number block, display zone 4 - operating modes







Display Group 56:






Display Group 60:






Display Group 61:






Display Group 62:






Vehicles with automatic transmissions


Display Group 63:






Vehicles with cruise control system (CCS)


Display Group 66:






Significance of the figures in the 4 digit display, display zone 2, brakes, clutch and CCS switches position







Note on 4 digit display:
- Checking clutch pedal position switch. Testing and Inspection
- Checking brake light and brake pedal switch. Testing and Inspection
- Set cruise control system to operational with log-in code 11463; deactivate with log-in code 16167.


Significance of the figures in the 4 digit display, display zone 4, CCS control switches







Checking control switches for cruise control system:
Function of cruise control system: