ENGINE PERFORMANCE – Mercedes-Benz 300SD 1992 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.5L

3.5L Turbo Diesel, Engine Performance Wiring Diagrams (1 of 2) for Mercedes-Benz 300SD 1992

List of elements for 3.5L Turbo Diesel, Engine Performance Wiring Diagrams (1 of 2) for Mercedes-Benz 300SD 1992:

• +u batt
• -u batt
• 15u
• 31/1
• 31/2
• 87 eds
• 87 f
• 87abs
• 87kd
• 87t
• Abs control unit
• Arf 0
• Base module
• Diagnostic socket
• Dts
• Dzg 1
• Eds control unit
• Elr 0
• Engine ground
• G102 (left front wheel housing)
• G103 (right spring tower)
• G203 (right footwell)
• Glow plugs
• Gnd
• Key shut-off relay (fuel cut-off)
• Key shut-off switchover valve
• Kickdown switch/ transmission mode
• Kickdown valve (automatic transmission)
• Ldf 1
• Ldf 2
• Lds 0
• Lmm 1
• Lmm 2
• Ltf 1
• Preglow time-limit relay
• Red
• Red/
• Rwg 0
• Rwg 1
• Rwg 2
• Solid state
• Test connection for diagnosis (impulse readout)
• Tn(a)
• Vdfavr
• Wtf 1

3.5L Turbo Diesel, Engine Performance Wiring Diagrams (2 of 2) for Mercedes-Benz 300SD 1992

List of elements for 3.5L Turbo Diesel, Engine Performance Wiring Diagrams (2 of 2) for Mercedes-Benz 300SD 1992:

• 3a4
• 4d2
• Accy
• Air flow sensor w/ intake air temperature sensor
• Boost pressure cut-out switchover valve
• Boost/ pressure control vacuum transducer
• Compressor cut-out/ egr microswitch
• Connector sleeve terminal 87 (relay) (left side chassis)
• Coolant temperature gauge
• Coolant temperature gauge sensor
• Coolant temperature sensor
• Eds pressure sensor
• Egr switchover valve
• Egr valve vacuum transducer
• Electronic idle speed control electro- magnetic actuator
• Engine ground
• Fuel rack position sensor
• Fuse 10a
• Fuse 20a
• Fuse 7.5
• Fuse box
• G103 (right spring tower)
• Hot at all
• Hot at all times
• Hot in run or start
• Ignition/ starter switch
• Instrument cluster
• Lock
• Main ground (behind instrument cluster)
• Module box blower motor
• Nca
• Pnk/
• Power distribution system
• Preglow indicator lamp
• R n
• R50
• Red
• Run
• Start
• Starter
• Starter lock-out/ backup lamp switch
• Starter ring gear speed sensor
• Terminal block
• Times