Unterminated Wire Colours
Our unterminated ME442 harnesses have the pin number written on each wire, as well as being colour coded to the below table set:
|
Function |
Notes |
Wire Colour |
|
COIL 4 |
IGBT 20A MAX |
White/Orange |
|
COIL 3 |
IGBT 20A MAX |
White/Red |
|
INJECTOR 4 |
2A CONSTANT PROTECTED (6ohm Min Hi Imp) |
Pink/Orange |
|
INJECTOR 2 |
2A CONSTANT PROTECTED (6ohm Min Hi Imp) |
Pink/Brown |
|
DIG_IN 4 |
PULLED HIGH WEAK 5V |
Blue/Orange |
|
DIG_IN 1 |
PULLED HIGH WEAK 5V |
Blue/Black |
|
DIG_IN 2 |
PULLED HIGH WEAK 5V |
Blue/Brown |
|
DIG_IN 3 |
PULLED HIGH WEAK 5V |
Blue/Red |
|
LOW SIDE 18 |
500mA RELAY (SLOW) DRIVE |
DG/Dashed Blue |
|
GROUND CHASSIS |
GROUNDS (CHASSIS) |
Black |
|
EGT 1 |
EGT 1 |
DG/Purple |
|
LOW SIDE 2 |
2.5A PWM-ABLE |
DG/Brown |
|
LOW SIDE 15 |
500mA RELAY (SLOW) DRIVE |
DG/Dashed Orange |
|
VBAT IGNITION |
BATTERY VOLTAGE SUPPLY (SWITCHED IGNITION) |
Red |
|
VBAT IGNITION |
BATTERY VOLTAGE SUPPLY (SWITCHED IGNITION) |
Red |
|
LSU HEATER -VE |
|
Brown |
|
ANA VOLT 3 |
0-5V ANALOG PROTECTED INPUT |
DO/Red |
|
ANA VOLT 4 |
0-5V ANALOG PROTECTED INPUT |
DO/Orange |
|
LSU UN |
|
Brown/White |
|
LSU VM |
|
Brown/Blue |
|
CAN 1 HIGH |
CAN 1 HIGH |
Yellow/White |
|
CAM A VR+ |
|
White inside Sheidled |
|
CAM A VR- |
|
Blue inside sheilded |
|
SERIAL 1 GROUND |
SERIAL COMMS GROUND |
Black |
|
SERIAL 1 TX |
SERIAL COMMS TRANSMIT RS232 LEVEL |
Yellow/White |
|
ANA VOLT 1 |
0-5V ANALOG PROTECTED INPUT |
DO/Black |
|
INJECTOR 8 |
2A CONSTANT PROTECTED (6ohm Min Hi Imp) |
Pink/Purple |
|
INJECTOR 5 |
2A CONSTANT PROTECTED (6ohm Min Hi Imp) |
Pink/Yellow |
|
COIL 7 |
IGBT 20A MAX |
White/Blue |
|
COIL 8 |
IGBT 20A MAX |
White/Purple |
|
COIL 2 |
IGBT 20A MAX |
White/Brown |
|
COIL 1 |
IGBT 20A MAX |
White/Black |
|
INJECTOR 3 |
2A CONSTANT PROTECTED (6ohm Min Hi Imp) |
Pink/Red |
|
DIG_IN 6 |
PULLED HIGH WEAK 5V |
-- |
|
CAN 2 LOW |
-- |
-- |
|
CAN 2 HIGH |
-- |
-- |
|
LOW SIDE 11 |
3.5A PWM-ABLE FLYBACK PROTECTED |
Red/Blue |
|
LOW SIDE 10 |
3.5A PWM-ABLE FLYBACK PROTECTED |
DG/Dashed Grey |
|
LOW SIDE 6 |
2.5A PWM-ABLE |
DG/Green |
|
LOW SIDE 17 |
500mA RELAY (SLOW) DRIVE |
DG/Dashed Green |
|
LOW SIDE 7 |
2.5A PWM-ABLE |
DG/Blue |
|
LOW SIDE 12 |
500mA RELAY (SLOW) DRIVE |
DG/Dashed Black |
|
LOW SIDE 14 |
500mA RELAY (SLOW) DRIVE |
DG/Dashed Red |
|
LOW SIDE 4 |
2.5A PWM-ABLE |
DG/Orange |
|
LOW SIDE 9 |
7A PWM-ABLE FLYBACK PROTECTED |
DG/Dashed White |
|
5V REF |
500mA MAX 5V SENSOR SUPPLY |
Purple |
|
ANA TEMP 4 |
THERMISTOR INPUT PULLED TO 5V via 2K7 |
DO/Blue |
|
ANA VOLT 7 |
0-5V ANALOG PROTECTED INPUT |
DO/Blue |
|
LSU IA |
|
Brown/Yellow |
|
LSU IP |
|
Brown/Green |
|
CAN 1 LOW |
CAN 1 LOW |
Yellow/Green |
|
SENSORS GROUND |
SENSOR & COMMS GROUND AND VR SHEILDS |
Black/White |
|
KNOCK 1 SIGNAL |
KNOCK DSP 1 |
|
|
KNOCK 2 SIGNAL |
KNOCK DSP 2 |
|
|
SERIAL 1 RX |
SERIAL COMMS RECIEVE RS232 LEVEL |
Blue |
|
ANA VOLT 2 |
0-5V ANALOG PROTECTED INPUT |
DO/Brown |
|
ANA TEMP 2 |
THERMISTOR INPUT PULLED TO 5V via 2K7 |
DO/Dashed Brown |
|
INJECTOR 6 |
2A CONSTANT PROTECTED (6ohm Min Hi Imp) |
Pink/Green |
|
COIL 5 |
IGBT 20A MAX |
White/Yellow |
|
COIL 6 |
IGBT 20A MAX |
White/Green |
|
GROUND TO CHASSIS |
POWER GROUND TO CHASSIS |
Black |
|
DIG_IN 5 |
PULLED HIGH WEAK 5V |
-- |
|
INJECTOR 1 |
2A CONSTANT PROTECTED (6ohm Min Hi Imp) |
Pink/Black |
|
VBAT (H-BRIDGE SUPPLY) |
BATTERY VOLTAGE SUPPLY (SWITCHED IGNITION) |
Red |
|
H-BRIDGE A OUT 1 |
DBW H-BRIDGE |
Grey/Red |
|
H-BRIDGE A OUT 2 |
DBW H-BRIDGE |
Grey/Blue |
|
H-BRIDGE B OUT 1 |
DBW H-BRIDGE |
Grey/Green |
|
H-BRIDGE B OUT 2 |
DBW H-BRIDGE |
Grey/Orange |
|
LOW SIDE 5 |
2.5A PWM-ABLE |
DG/Yellow |
|
LOW SIDE 16 |
500mA RELAY (SLOW) DRIVE |
DG/Dashed Yellow |
|
LOW SIDE 19 |
500mA RELAY (SLOW) DRIVE |
DG/Dashed Purple |
|
LOW SIDE 13 |
500mA RELAY (SLOW) DRIVE |
DG/Dashed Brown |
|
LOW SIDE 1 |
2.5A PWM-ABLE |
DG/Black |
|
LOW SIDE 3 |
2.5A PWM-ABLE |
DG/Red |
|
LOW SIDE 8 |
7A PWM-ABLE FLYBACK PROTECTED |
DG/Grey |
|
5V REF |
500mA MAX 5V SENSOR SUPPLY |
Purple |
|
ANA TEMP 3 |
THERMISTOR INPUT PULLED TO 5V via 2K7 |
DO/Dashed Red |
|
ANA VOLT 6 |
0-5V ANALOG PROTECTED INPUT |
DO/Green |
|
TACHOMETER |
200mA 12V PWM-ABLE |
Yellow |
|
CRANK VR- |
|
White inside Shielded Black |
|
CRANK VR+ |
|
Blue or Black inside shielded Black |
|
CAM B VR- |
|
White inside sheilded Blue |
|
CAM B VR+ |
|
Blue inside shielded Blue |
|
CAM C VR+ |
|
White inside sheilded Green |
|
CAM C VR- |
|
Blue inside sheidlded Green |
|
ANA TEMP 1 |
THERMISTOR INPUT PULLED TO 5V via 2K7 |
DO/Dashed Black |
|
ANA VOLT 5 |
0-5V ANALOG PROTECTED INPUT |
DO/Yellow |
|
INJECTOR 7 |
2A CONSTANT PROTECTED (6ohm Min Hi Imp) |
Pink/Blue |
|
-- |
-- |
-- |
|
GROUND TO CHASSIS |
POWER GROUND TO CHASSIS |
Black |