Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016) to chassis circuit 87 relay (diagram Wiring diagrams
This page contains all the electrical diagrams for the component. to chassis circuit 87 relay (diagram, in which he is found in the car Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..
to chassis circuit 87 relay (diagram wiring diagram (1 of 5)
3.0L TURBO DIESEL
87 RELAY
ANALOG CLOCK
AUDIO/ COMAND DISPLAY
AUDIO/COMAND CONTROL PANEL
AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT
AUTOMATIC TRANSMISSION MODE BUTTON, SUSPENSION BUTTON GROUP
BASIC
BATTERY MANAGEMENT SYSTEM
BATTERY MANAGEMENT SYSTEM CONTROL UNIT PYROTECHNICAL SEPARATOR
BLK WIRE
BLK/BLU WIRE
BLK/RED WIRE
BLU/GRY WIRE
BRN WIRE
CDI CONTROL UNIT
CIRCUIT
CIRCUIT 15 RELAY
COMMAND FAN MOTOR
CONTROL UNIT)
ELECTRONIC REFRIGERANT COMPRESSOR
ELECTRONIC SELECTOR LEVEL MODULE CONTROL UNIT
ELECTRONIC SELECTOR LEVEL MODULE CONTROL UNIT (IF EQUIPPED)
ELECTRONIC STABILITY PROGRAM CONTROL UNIT
ENGINE CIRCUIT 87 RELAY
EXCEPT 3.0L TURBO DIESEL
EXTERIOR LIGHT SWITCH
EXTERIOR LIGHT SWITCH (IF EQUIPPED)
FANFARE HORN RELAY
FROM
FROM ENGINE CIRCUIT
FROM ENGINE FUSE CIRCUIT 87 RELAY (DIAGRAM
FROM FRONT ELECTRICAL PREFUSE BOX (DIAGRAM 1 OF 5)
FROM FRONT SAM CONTROL MODULE FUSE W/ FUSE/ RELAY MODULE (DIAGRAM 4 OF 5)
FROM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 4 OF 5)
FROM REAR SAM CONTROL MODULE W/ FUSE/RELAY MODULE
FRONT PASSENGER SEAT OCCUPIED RECOGNITION, ASCR
FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE
FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT)
FUSE
FUSE 10
FUSE 11
FUSE 12
FUSE 13
FUSE 134
FUSE 135
FUSE 136
FUSE 140
FUSE 15
FUSE 16
FUSE 17
FUSE 18
FUSE 21
FUSE 29
FUSE 30
FUSE 30 FUSE 29
FUSE 32
FUSE 4
FUSE 5
FUSE 6
FUSE 6 FUSE 5 FUSE 7
FUSE 7
FUSE 8
FUSE 9
FUSE 9 FUSE 21
FUSE FUSE
GLOVE BOX LAMP/ SWITCH
GLOVE BOX SOCKET
GRY/RED WIRE
HYBRID CONTROL UNIT POWER SUPPLY RELAY
HYBRID FUSE, RELAY MODULE
HYBRID POWER ELECTRONICS COOLANT CIRCULATION PUMP RELAY
HYBRID POWER FUSE FUSE ELECTRONICS COOLANT CIRCULATION
LEFT FRONT LAMP UNIT
ME-SFI (ME) CONTROL UNIT
MULTI-FUNCTION CAMERA
NAVIGATION MODULE
NAVIGATION MODULE (IF EQUIPPED) COMMAND FAN MOTOR (IF EQUIPPED)
OVERHEAD CONTROL PANEL CONTROL UNIT
PANORAMIC SLIDING ROOF CONTROL MODULE
PNK/BLU WIRE
PNK/RED WIRE
POWER ELECTRONICS CONTROL UNIT
POWER ELECTRONICS CONTROL UNIT (3.5L HYBRID)
PREMIUM
PREMIUM ELECTRONIC STABILITY PROGRAM CONTROL UNIT
PUMP RELAY
PYROTECHNICAL SEPARATOR
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/GRY WIRE
RED/WHT WIRE
RED/YEL WIRE
RELAY
RIGHT FRONT LAMP UNIT
RIGHT LEFT FRONT FRONT LAMP LAMP UNIT UNIT
SECONDARY AIR INJECTION RELAY
STARTER CIRCUIT 50 RELAY
STEERING COLUMN MODULE CONTROL UNIT
STEREO MULTI-FUNCTION CAMERA
STOP LAMP SWITCH
SUPPLEMENTAL RESTRAINT SYSTEM
SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT
TO CHASSIS CIRCUIT
TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
TO ENGINE CIRCUIT 87 RELAY
TO FUSE 1,
TO FUSE 14 (DIAGRAM
TO FUSE 15
TO SECONDARY AIR INJECTION RELAY
TRANS- MISSION OIL AUXI- LIARY PUMP RELAY
TRANSMISSION OIL AUXILIARY PUMP CONTROL UNIT
TRANSMISSION OIL COOLING COOLANT CIRCULATION
TRANSMISSION OIL COOLING COOLANT CIRCULATION PUMP RELAY
UPPER CONTROL PANEL CONTROL UNIT
VACUUM PUMP RELAY
W/ WSS
W/O WSS
WEIGHT SENSING SYSTEM
WHT RED/ WIRE
WHT WIRE
WIPER MOTOR
WIPER PARK HEATER
WIPER PARK HEATER (IF EQUIPPED)
WIPER PARK POSITION HEATER RELAY
YEL/BLK WIRE
Go to component -> Power distribution circuit (4 of 5) -> TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
to chassis circuit 87 relay (diagram wiring diagram (2 of 5)
BASIC
BLK WIRE
BLK/BLU WIRE
BRN WIRE
CIRCUIT
CIRCUIT 15 RELAY
CONTROL UNIT)
DRIVER SEAT HEATER CONTROL UNIT
DRIVER SEAT HEATER CONTROL UNIT (IF EQUIPPED)
ELECTRONIC STABILITY PROGRAM CONTROL UNIT
ENGINE CIRCUIT 87 RELAY
EXTERIOR LIGHT SWITCH
FANFARE HORN RELAY
FROM FRONT ELECTRICAL PREFUSE BOX (DIAGRAM 1 OF 6)
FRONT PASSENGER SEAT OCCUPIED RECOGNITION, ACSR
FRONT PASSENGER SEAT OCCUPIED RECOGNITION, ACSR (IF EQUIPPED)
FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE
FUSE
FUSE 10
FUSE 18
FUSE 21
FUSE 29
FUSE 30
FUSE 30 FUSE 29
FUSE 5
FUSE 6
FUSE 7
FUSE 8
FUSE 9
FUSE FUSE 9
FUSE STARTER CIRCUIT 50 RELAY
GLOVE BOX LAMP/ SWITCH
GLOVE BOX SOCKET
GLOVE BOX SOCKET (IF EQUIPPED)
GRY/BLU WIRE
INSTRUMENT PANEL SWITCH GROUP
LEFT FRONT LAMP UNIT
LEFT XENON LAMP CONTROL UNIT
LEFT XENON LAMP CONTROL UNIT (W/ XENON) LEFT FRONT LAMP UNIT (W/O XENON)
ME-SFI (ME) CONTROL UNIT
NCA WIRE
OIL COOLER FAN MOTOR RELAY
PNK/BLK WIRE
PNK/BLU WIRE
PNK/GRN WIRE
PNK/RED WIRE
PNK/WHT WIRE
PNK/YEL WIRE
PREMIUM
PREMIUM ELECTRONIC STABILITY PROGRAM CONTROL UNIT
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE
RED WIRE
RED/GRN WIRE
RED/GRY WIRE
RED/WHT WIRE
RIGHT FRONT LAMP UNIT
RIGHT XENON LAMP CONTROL UNIT
RIGHT XENON LAMP CONTROL UNIT (W/ XENON) RIGHT FRONT LAMP UNIT (W/O XENON)
STARTER CIRCUIT 50 RELAY
SUPPLE- MENTAL RESTRAINTS SYSTEM
SUPPLE- MENTAL RESTRAINTS SYSTEM CONTROL UNIT
TO CHASSIS CIRCUIT
TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
TO FRONT VEHICLE INTERIOR POWER OUTLET (DIAGRAM 2 OF 6)
TO FUSE 13 (DIAGRAM
TO FUSE 15 (DIAGRAM
UPPER CONTROL PANEL CONTROL UNIT
W/ XENON
WIPER MOTOR
WIPER PARK HEATER
WIPER PARK HEATER (IF EQUIPPED)
WIPER PARK POSITION HEATER RELAY
Go to component -> Power distribution circuit, convertible (4 of 6) -> TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
to chassis circuit 87 relay (diagram wiring diagram (3 of 5)
BASIC
BLK WIRE
BLK/BLU WIRE
BRN WIRE
CIRCUIT
CIRCUIT 15 RELAY
CONTROL UNIT)
DRIVER SEAT HEATER CONTROL UNIT
DRIVER SEAT HEATER CONTROL UNIT (IF EQUIPPED)
ELECTRONIC STABILITY PROGRAM CONTROL UNIT
ENGINE CIRCUIT 87 RELAY
EXTERIOR LIGHT SWITCH
FANFARE HORN RELAY
FROM FRONT ELECTRICAL PREFUSE BOX (DIAGRAM 1 OF 6)
FRONT PASSENGER SEAT OCCUPIED RECOGNITION, ACSR
FRONT PASSENGER SEAT OCCUPIED RECOGNITION, ACSR (IF EQUIPPED)
FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE
FUSE
FUSE 10
FUSE 18
FUSE 21
FUSE 29
FUSE 30
FUSE 30 FUSE 29
FUSE 5
FUSE 6
FUSE 7
FUSE 8
FUSE 9
FUSE FUSE 9
FUSE STARTER CIRCUIT 50 RELAY
GLOVE BOX LAMP/ SWITCH
GLOVE BOX SOCKET
GLOVE BOX SOCKET (IF EQUIPPED)
GRY/BLU WIRE
INSTRUMENT PANEL SWITCH GROUP
LEFT FRONT LAMP UNIT
LEFT XENON LAMP CONTROL UNIT
LEFT XENON LAMP CONTROL UNIT (W/ XENON) LEFT FRONT LAMP UNIT (W/O XENON)
ME-SFI (ME) CONTROL UNIT
NCA WIRE
OIL COOLER FAN MOTOR RELAY
PNK/BLK WIRE
PNK/BLU WIRE
PNK/GRN WIRE
PNK/RED WIRE
PNK/WHT WIRE
PNK/YEL WIRE
PREMIUM
PREMIUM ELECTRONIC STABILITY PROGRAM CONTROL UNIT
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE
RED WIRE
RED/GRN WIRE
RED/GRY WIRE
RED/WHT WIRE
RIGHT FRONT LAMP UNIT
RIGHT XENON LAMP CONTROL UNIT
RIGHT XENON LAMP CONTROL UNIT (W/ XENON) RIGHT FRONT LAMP UNIT (W/O XENON)
STARTER CIRCUIT 50 RELAY
SUPPLE- MENTAL RESTRAINTS SYSTEM
SUPPLE- MENTAL RESTRAINTS SYSTEM CONTROL UNIT
TO CHASSIS CIRCUIT
TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
TO FRONT VEHICLE INTERIOR POWER OUTLET (DIAGRAM 2 OF 6)
TO FUSE 13 (DIAGRAM
TO FUSE 15 (DIAGRAM
UPPER CONTROL PANEL CONTROL UNIT
W/ XENON
WIPER MOTOR
WIPER PARK HEATER
WIPER PARK HEATER (IF EQUIPPED)
WIPER PARK POSITION HEATER RELAY
Go to component -> Power distribution circuit, coupe (4 of 6) -> TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
to chassis circuit 87 relay (diagram wiring diagram (4 of 5)
3.0L TURBO DIESEL
87 RELAY
ANALOG CLOCK
AUDIO/ COMAND DISPLAY
AUDIO/COMAND CONTROL PANEL
AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT
AUTOMATIC TRANSMISSION MODE BUTTON, SUSPENSION BUTTON GROUP
BASIC
BATTERY MANAGEMENT SYSTEM
BATTERY MANAGEMENT SYSTEM CONTROL UNIT PYROTECHNICAL SEPARATOR
BLK WIRE
BLK/BLU WIRE
BLK/RED WIRE
BLU/GRY WIRE
BRN WIRE
CDI CONTROL UNIT
CIRCUIT
CIRCUIT 15 RELAY
COMMAND FAN MOTOR
CONTROL UNIT)
ELECTRONIC REFRIGERANT COMPRESSOR
ELECTRONIC SELECTOR LEVEL MODULE CONTROL UNIT
ELECTRONIC SELECTOR LEVEL MODULE CONTROL UNIT (IF EQUIPPED)
ELECTRONIC STABILITY PROGRAM CONTROL UNIT
ENGINE CIRCUIT 87 RELAY
EXCEPT 3.0L TURBO DIESEL
EXTERIOR LIGHT SWITCH
EXTERIOR LIGHT SWITCH (IF EQUIPPED)
FANFARE HORN RELAY
FROM
FROM ENGINE CIRCUIT
FROM ENGINE FUSE CIRCUIT 87 RELAY (DIAGRAM
FROM FRONT ELECTRICAL PREFUSE BOX (DIAGRAM 1 OF 5)
FROM FRONT SAM CONTROL MODULE FUSE W/ FUSE/ RELAY MODULE (DIAGRAM 4 OF 5)
FROM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 4 OF 5)
FROM REAR SAM CONTROL MODULE W/ FUSE/RELAY MODULE
FRONT PASSENGER SEAT OCCUPIED RECOGNITION, ASCR
FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE
FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT)
FUSE
FUSE 10
FUSE 11
FUSE 12
FUSE 13
FUSE 134
FUSE 135
FUSE 136
FUSE 140
FUSE 15
FUSE 16
FUSE 17
FUSE 18
FUSE 21
FUSE 29
FUSE 30
FUSE 30 FUSE 29
FUSE 32
FUSE 4
FUSE 5
FUSE 6
FUSE 6 FUSE 5 FUSE 7
FUSE 7
FUSE 8
FUSE 9
FUSE 9 FUSE 21
FUSE FUSE
GLOVE BOX LAMP/ SWITCH
GLOVE BOX SOCKET
GRY/RED WIRE
HYBRID CONTROL UNIT POWER SUPPLY RELAY
HYBRID FUSE, RELAY MODULE
HYBRID POWER ELECTRONICS COOLANT CIRCULATION PUMP RELAY
HYBRID POWER FUSE FUSE ELECTRONICS COOLANT CIRCULATION
LEFT FRONT LAMP UNIT
ME-SFI (ME) CONTROL UNIT
MULTI-FUNCTION CAMERA
NAVIGATION MODULE
NAVIGATION MODULE (IF EQUIPPED) COMMAND FAN MOTOR (IF EQUIPPED)
OVERHEAD CONTROL PANEL CONTROL UNIT
PANORAMIC SLIDING ROOF CONTROL MODULE
PNK/BLU WIRE
PNK/RED WIRE
POWER ELECTRONICS CONTROL UNIT
POWER ELECTRONICS CONTROL UNIT (3.5L HYBRID)
PREMIUM
PREMIUM ELECTRONIC STABILITY PROGRAM CONTROL UNIT
PUMP RELAY
PYROTECHNICAL SEPARATOR
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/GRY WIRE
RED/WHT WIRE
RED/YEL WIRE
RELAY
RIGHT FRONT LAMP UNIT
RIGHT LEFT FRONT FRONT LAMP LAMP UNIT UNIT
SECONDARY AIR INJECTION RELAY
STARTER CIRCUIT 50 RELAY
STEERING COLUMN MODULE CONTROL UNIT
STEREO MULTI-FUNCTION CAMERA
STOP LAMP SWITCH
SUPPLEMENTAL RESTRAINT SYSTEM
SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT
TO CHASSIS CIRCUIT
TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
TO ENGINE CIRCUIT 87 RELAY
TO FUSE 1,
TO FUSE 14 (DIAGRAM
TO FUSE 15
TO SECONDARY AIR INJECTION RELAY
TRANS- MISSION OIL AUXI- LIARY PUMP RELAY
TRANSMISSION OIL AUXILIARY PUMP CONTROL UNIT
TRANSMISSION OIL COOLING COOLANT CIRCULATION
TRANSMISSION OIL COOLING COOLANT CIRCULATION PUMP RELAY
UPPER CONTROL PANEL CONTROL UNIT
VACUUM PUMP RELAY
W/ WSS
W/O WSS
WEIGHT SENSING SYSTEM
WHT RED/ WIRE
WHT WIRE
WIPER MOTOR
WIPER PARK HEATER
WIPER PARK HEATER (IF EQUIPPED)
WIPER PARK POSITION HEATER RELAY
YEL/BLK WIRE
Go to component -> Power distribution circuit, sedan (4 of 5) -> TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
to chassis circuit 87 relay (diagram wiring diagram (5 of 5)
3.0L TURBO DIESEL
87 RELAY
ANALOG CLOCK
AUDIO/ COMAND DISPLAY
AUDIO/COMAND CONTROL PANEL
AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT
AUTOMATIC TRANSMISSION MODE BUTTON, SUSPENSION BUTTON GROUP
BASIC
BATTERY MANAGEMENT SYSTEM
BATTERY MANAGEMENT SYSTEM CONTROL UNIT PYROTECHNICAL SEPARATOR
BLK WIRE
BLK/BLU WIRE
BLK/RED WIRE
BLU/GRY WIRE
BRN WIRE
CDI CONTROL UNIT
CIRCUIT
CIRCUIT 15 RELAY
COMMAND FAN MOTOR
CONTROL UNIT)
ELECTRONIC REFRIGERANT COMPRESSOR
ELECTRONIC SELECTOR LEVEL MODULE CONTROL UNIT
ELECTRONIC SELECTOR LEVEL MODULE CONTROL UNIT (IF EQUIPPED)
ELECTRONIC STABILITY PROGRAM CONTROL UNIT
ENGINE CIRCUIT 87 RELAY
EXCEPT 3.0L TURBO DIESEL
EXTERIOR LIGHT SWITCH
EXTERIOR LIGHT SWITCH (IF EQUIPPED)
FANFARE HORN RELAY
FROM
FROM ENGINE CIRCUIT
FROM ENGINE FUSE CIRCUIT 87 RELAY (DIAGRAM
FROM FRONT ELECTRICAL PREFUSE BOX (DIAGRAM 1 OF 5)
FROM FRONT SAM CONTROL MODULE FUSE W/ FUSE/ RELAY MODULE (DIAGRAM 4 OF 5)
FROM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 4 OF 5)
FROM REAR SAM CONTROL MODULE W/ FUSE/RELAY MODULE
FRONT PASSENGER SEAT OCCUPIED RECOGNITION, ASCR
FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE
FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT)
FUSE
FUSE 10
FUSE 11
FUSE 12
FUSE 13
FUSE 134
FUSE 135
FUSE 136
FUSE 140
FUSE 15
FUSE 16
FUSE 17
FUSE 18
FUSE 21
FUSE 29
FUSE 30
FUSE 30 FUSE 29
FUSE 32
FUSE 4
FUSE 5
FUSE 6
FUSE 6 FUSE 5 FUSE 7
FUSE 7
FUSE 8
FUSE 9
FUSE 9 FUSE 21
FUSE FUSE
GLOVE BOX LAMP/ SWITCH
GLOVE BOX SOCKET
GRY/RED WIRE
HYBRID CONTROL UNIT POWER SUPPLY RELAY
HYBRID FUSE, RELAY MODULE
HYBRID POWER ELECTRONICS COOLANT CIRCULATION PUMP RELAY
HYBRID POWER FUSE FUSE ELECTRONICS COOLANT CIRCULATION
LEFT FRONT LAMP UNIT
ME-SFI (ME) CONTROL UNIT
MULTI-FUNCTION CAMERA
NAVIGATION MODULE
NAVIGATION MODULE (IF EQUIPPED) COMMAND FAN MOTOR (IF EQUIPPED)
OVERHEAD CONTROL PANEL CONTROL UNIT
PANORAMIC SLIDING ROOF CONTROL MODULE
PNK/BLU WIRE
PNK/RED WIRE
POWER ELECTRONICS CONTROL UNIT
POWER ELECTRONICS CONTROL UNIT (3.5L HYBRID)
PREMIUM
PREMIUM ELECTRONIC STABILITY PROGRAM CONTROL UNIT
PUMP RELAY
PYROTECHNICAL SEPARATOR
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/GRY WIRE
RED/WHT WIRE
RED/YEL WIRE
RELAY
RIGHT FRONT LAMP UNIT
RIGHT LEFT FRONT FRONT LAMP LAMP UNIT UNIT
SECONDARY AIR INJECTION RELAY
STARTER CIRCUIT 50 RELAY
STEERING COLUMN MODULE CONTROL UNIT
STEREO MULTI-FUNCTION CAMERA
STOP LAMP SWITCH
SUPPLEMENTAL RESTRAINT SYSTEM
SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT
TO CHASSIS CIRCUIT
TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
TO ENGINE CIRCUIT 87 RELAY
TO FUSE 1,
TO FUSE 14 (DIAGRAM
TO FUSE 15
TO SECONDARY AIR INJECTION RELAY
TRANS- MISSION OIL AUXI- LIARY PUMP RELAY
TRANSMISSION OIL AUXILIARY PUMP CONTROL UNIT
TRANSMISSION OIL COOLING COOLANT CIRCULATION
TRANSMISSION OIL COOLING COOLANT CIRCULATION PUMP RELAY
UPPER CONTROL PANEL CONTROL UNIT
VACUUM PUMP RELAY
W/ WSS
W/O WSS
WEIGHT SENSING SYSTEM
WHT RED/ WIRE
WHT WIRE
WIPER MOTOR
WIPER PARK HEATER
WIPER PARK HEATER (IF EQUIPPED)
WIPER PARK POSITION HEATER RELAY
YEL/BLK WIRE
Go to component -> Power distribution circuit, wagon (4 of 5) -> TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM
