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54 Chassis Electrical, Instruments

Battery

• Battery Cradle Inspection and Cleanup
• 54-005 - Battery test, service and maintenance

Ground connection points

• 54-100 - Designation and layout of ground connecting points
• 54-130 - [This is actually a misnamed version of 54-310]

Instruments

• 54-250 - Removal and installation of instrument cluster
• 54-251 - Removal and installation of indicating instruments
• 54-252 - Testing electronic tachometer
• 54-253 - Removal and installation of tachometer
• 54-254 - Testing electric oil pressure gauge
• 54-255 - Testing readout for economic driving (ECONOMY)
• 54-256 - Function of immersion tube transmitter for fuel gauge
• 54-257 - Testing fuel gauge
• 54-258 - Removal and installation of time clock
• 54-259 - Removal and installation of revolution counter

Switches

• 54-305 - Removal and installation of rotary light switch
• 54-310 - Removal and installation of combination switch

Light for ashtray

• 54-391 - Renewing bulb for ashtray light

Seat belt warning device

• 54-410 - Seat belt warning device, ignition key, lamps USA starting 1978  

Cruise control - pneumatic

• 54.6-500 - Operation
• 54.6-505 - Checking the actuator
• 54.6-510 - Checking switch, control unit and line harness
• 54.6-515 - Checking switch
• 54.6-520 - Checking sensor
• 54.6-525 - Checking cable control
• 54.6-530 - Checking control unit
• 54.6-540 - Removal and installation of actuator
• 54.6-545 - Removal and installation of switch
• 54.6-550 - Removal and installation of sensor
• 54.6-555 - Removal and installation of cable control
• 54.6-560 - Adjustment of cable control
• 54.6-565 - Removal and installation of control unit
• 54.6-570 - Vacuum connection for throttle servo unit
• 54.6-575 - Removal and installation of switch on clutch pedal with manual transmission
• 54.6-580 - Wiring diagram  

Cruise control - Tempomat, electric

• 54.7-500 - Operation
• 54.7-504 - Testing with adapter
• 54.7-506 - Testing coding plug
• 54.7-541 - Removal and installation of actuator
• 54.7-545 - Removal and installation of switch
• 54.7-550 - Removal and installation of sensor on mechanical tachometer
• 54.7-561 - Adjustment of connecting rod
• 54.7-565 - Removal and installation of control unit
• 54.7-566 - Removal and installation of control unit coding plug (models 107, 126 starting approx. 12.86)
• 54.7-577 - Removal and installation of relay decel shutoff / cruise control
• 54.7-580 - Wiring diagrams  

Supplement B for Model 107.048 (560 SL )

• B54 - Electrical system

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