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54 Chassis Electrical, Instruments

- Battery Cradle Inspection and Cleanup
- 54-0001 - Initial filling of battery
- 54-0006 - Treatment of battery when vehicle taken out of use
- 54-0080 - Checking marten protection system (Model W124.0 up to approx 9/92)
- 54-0180 - Installing separate fuse for blower motor (up to 6/86)
- 54-0242 - Overvoltage protection relay
- 54-0246 - Removing and installing odometer, <s> (up to 03/93) fehlt
- 54-0248 - Hall sensor, road speed signal with mechanical/electronic
- 54-0252 - Testing electronic speedometer. model 124.034/036
- 54-0254 - Testing electric oil pressure gauge
- 54-0255 - Testing gauge for economic driving (ECONOMY-up to 6/90)
- 54-0256 - Function of fuel gauge sensor
- 54-0257 - Testing fuel gauge
- 54-0264 - Testing windscreen washer level indicator
- 54-0320 - Removing and installing rear dome lamp and switch
- 54-0345 - Location and identification of fuses and unfused connections
- 54-0405 - Warning device for parking brake (rental vehicles)
- 54-1030 - Testing no-load current consumption
- 54-1130 - Charging battery, testing state and capacity
- 54-1255 - Removing and installing front fuse and relay box and location of auxiliary fuse boxes
- 54-1500 - Removing and installing combination relays
- 54-1555 - Removing and installing horns of two-tone signal or fanfares
- 54-2300 - Removing and installing control units of module box (Model W124.034/.036)
- 54-2311 - Removing, installing control modules (except Model W124.034/.036)
- 54-2312 - Seat belt warning control unit <USA>
- 54-2350 - Removing and installing blower motor for module box (Model W124.034/.035)
- 54-2360 - Removing and installing module box (Model W124.034/.036)
- 54-2800 - Removing and installing combination switch
- 54-3190 - Removing and installing switches in center console
- 54-3250 - Removing and installing exterior light switch
- 54-5125 - Electrical connections of optional equipment
- 54-5245 - Removing and installing clock/tachometer
- 54-5320 - Removing and installing speedometer
- 54-5600 - Removing and installing speedometer shaft (except Model W124.034/.036)
- 54-6015 - Removing and installing instrument cluster
- 54-6070 - Testing operation of exterior lamp failure indicator
- 54-6075 - Removing and installing exterior lamp failure monitoring unit
- 54-6112 - Removing and installing gauges
- 54-6114 - Removing and installing function display (ASD, ASR, 4MATIC)
- 54-6320 - Testing electrical outside temperature display
- 54-6341 - Removing and installing temperature sensor of outside temp display
- 54-6940 - Function of electronic brightness control of instrument lighting
- Programmed repairs - Electrical System I
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