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The following abbreviations are used to represent values for Control Module Pin-Out data
I Input PG Power Ground C CAN Network D Serial and Encoded Data
O Output SS Sensor / Signal Supply V S SCP Network V Voltage (DC)
B+ Battery Voltage SG Sensor / Signal Ground D2 D2B Network PWM Pulse Width Modulated
CAUTION: The information on this data page is furnished to aid the user in understanding circuit operation. THIS INFORMATION SHOULD BE USED FOR
REFERENCE ONLY.
NOTE: The values listed are approximately those that can be expected at the control module connector pins with all circuit connections made and all components
connected and fitted.
Refer to the front of this book for detailed information and illustrations regarding the location and identification of harnesses, relays, fuses, grounds, control
modules and control module pins.
DATE OF ISSUE: June 2002
Fig. 06.1
COMPONENTS
Component Connector(s) Connector Description Location
AIR CONDITIONING CONTROL MODULE – PANEL FC27 26-WAY / GREY CENTER CONSOLE
FC28 22-WAY / GREY
AIR CONDITIONING CONTROL MODULE – REMOTE FC40 26-WAY / GREY BEHIND INSTRUMENT PANEL, RH SIDE (LHD), LH SIDE (RHD)
FC41 22-WAY / GREY
AMBIENT TEMPERATURE SENSOR FH30 2-WAY / BLACK UNDER FRONT BUMPER, CENTER, FORWARD OF RADIATOR
AUXILIARY COOLANT PUMP CP4 2-WAY / BLACK ENGINE COMPARTMENT, BEHIND RADIATOR, LH SIDE
AUXILIARY COOLANT PUMP RELAY — — FRONT POWER DISTRIBUTION FUSE BOX – R7
BLOWER MOTOR AC2 6-WAY / BLACK UNDER INSTRUMENT PANEL, RH SIDE (LHD), LH SIDE (RHD)
BLOWER MOTOR RELAY — — REAR POWER DISTRIBUTION FUSE BOX – R7
COLD AIR BYPASS ACTUATOR AC4 6-WAY / BLACK AIR DISTRIBUTION BOX
DEFROST MODE ACTUATOR FC29 6-WAY / BLACK AIR DISTRIBUTION BOX
DISCHARGE TEMPERATURE SENSOR – EVAPORATOR AC5 2-WAY / GREY AIR DISTRIBUTION BOX
DISCHARGE TEMPERATURE SENSOR – LH FC20 2-WAY BLACK AIR DISTRIBUTION BOX
DISCHARGE TEMPERATURE SENSOR – RH FC30 2-WAY BLACK AIR DISTRIBUTION BOX
DUAL COOLANT CONTROL VALVE CP5 3-WAY / BLACK ENGINE COMPARTMENT, RH SIDE, REARWARD OF RADIATOR
DUAL SOLAR SENSOR SL1 6-WAY / BLACK INSTRUMENT PANEL GLARE SHIELD, FRONT CENTER
FLOOR MODE ACTUATOR FC21 6-WAY / BLACK AIR DISTRIBUTION BOX
FRESH / RECIRCULATION ACTUATOR AC3 6-WAY / BLACK BLOWER INTAKE
FRONT POWER DISTRIBUTION FUSE BOX — — ENGINE COMPARTMENT, RH SIDE
HUMIDITY SENSOR FC24 4-WAY / BLACK INSTRUMENT PANEL, ADJACENT TO STEERING COLUMN
IN-CAR TEMPERATURE SENSOR FC24 4-WAY / BLACK INSTRUMENT PANEL, ADJACENT TO STEERING COLUMN
LH WINDSHIELD HEATER CA122 1-WAY / BLACK CONNECTORS LOCATED IN LH UPPER ‘A’ POST
CA279 1-WAY / BLACK
LH WINDSHIELD HEATER RELAY — — FRONT POWER DISTRIBUTION FUSE BOX – R17
PANEL MODE ACTUATOR FC22 6-WAY / BLACK AIR DISTRIBUTION BOX
REAR POWER DISTRIBUTION FUSE BOX — — LUGGAGE COMPARTMENT
WIPER PARK HEATER / RH WINDSHIELD HEATER RELAY — — FRONT POWER DISTRIBUTION FUSE BOX – R21
WIPER PARK HEATER OR RH WINDSHIELD HEATER CA65 1-WAY / BLACK CONNECTORS LOCATED IN RH UPPER ‘A’ POST
CA71 1-WAY / BLACK
HARNESS IN-LINE CONNECTORS
Connector Connector Description / Location Location
AC7 2-WAY / GREY / CABIN HARNESS TO CLIMATE CONTROL HARNESS BEHIND PASSENGER AIRBAG
CP1 10-WAY / BLACK / INTERCOOLER PUMP LINK LEAD ENGINE COMPARTMENT, RH FRONT, ADJACENT TO RADIATOR
FC4 14-WAY / GREEN / FASCIA HARNESS IN-LINE CONNECTOR BEHIND INSTRUMENT PANEL, LH SIDE
FC10 14-WAY / GREEN / FASCIA HARNESS TO FRONT HARNESS BEHIND INSTRUMENT PANEL, RH SIDE
FC33 16-WAY / GREEN / CABIN HARNESS TO FASCIA HARNESS BEHIND INSTRUMENT PANEL, RH SIDE
FC34 16-WAY / GREEN / FASCIA HARNESS IN-LINE CONNECTOR ADJACENT TO BLOWER MOTOR
FH82 2-WAY / GREY / CABIN HARNESS TO FRONT HARNESS RH ‘A’ POST
FH114 2-WAY / GREY / FRONT HARNESS TO CABIN HARNESS BEHIND INSTRUMENT PANEL, LH SIDE
SL3 10-WAY / GREY / FASCIA HARNESS TO SOLAR SENSOR LINK BEHIND INSTRUMENT PANEL, RH SIDE
GROUNDS
Ground Location
CA30 LH LOWER ‘A’ POST, ADJACENT TO THE GENERAL ELECTRONIC CONTROL MODULE (REARWARD OF FH77)
CA50 RH LOWER ‘A’ POST, BELOW PRIMARY JUNCTION FUSE BOX
FC38 UNDER CENTER OF INSTRUMENT PANEL, ON TRANSMISSION TUNNEL
FH42 ENGINE COMPARTMENT, BEHIND RH HEADLAMP
FOR CONTROL MODULE PIN-OUT INFORMATION, UNFOLD PAGE TO LEFT.
CONTROL MODULE PIN-OUT INFORMATION
Air Conditioning Control Module – Panel
Pin Description and Characteristic
I FC27-1 DEFROST MODE ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
I FC27-2 COLD AIR BYPASS ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
I FC27-3 PANEL MODE ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
I FC27-4 HUMIDITY SENSOR SIGNAL: VARIABLE VOLTAGE
O FC27-5 DRIVER SIDE DUAL COOLANT CONTROL VALVE CONTROL DRIVE: ACTIVATE = GROUND (PWM)
O FC27-6 PASSENGER SIDE DUAL COOLANT CONTROL VALVE CONTROL DRIVE: ACTIVATE = GROUND (PWM)
SS FC27-7 HUMIDITY SENSOR SIGNAL SUPPLY VOLTAGE: NOMINAL 5 V
O FC27-9 FRESH / RECIRCULATION ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
OFC27-10 FRESH / RECIRCULATION ACTUATOR DRIVE – OPEN: ACTIVATE = B+
OFC27-11 COLD AIR BYPASS ACTUATOR DRIVE – OPEN: ACTIVATE = B+
OFC27-12 COLD AIR BYPASS ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
OFC27-13 DEFROST MODE ACTUATOR DRIVE – OPEN: ACTIVATE = B+
SG FC27-14 IN-CAR TEMPERATURE SENSOR SIGNAL GROUND: GROUND
IFC27-15 FRESH / RECIRCULATION ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
IFC27-16 FLOOR MODE ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
SG FC27-17 ACTUATOR SIGNAL GROUND: GROUND
OFC27-18 AUXILIARY COOLANT PUMP RELAY ACTIVATE: TO ACTIVATE, A/CCM SWITCHES CIRCUIT TO GROUND
OFC27-19 BLOWER MOTOR RELAY ACTIVATE: TO ACTIVATE, A/CCM SWITCHES CIRCUIT TO GROUND
OFC27-20 HEATED WIPER PARK OR HEATED WINDSHIELD RELAY(S) ACTIVATE: TO ACTIVATE, A/CCM SWITCHES CIRCUIT TO GROUND
OFC27-21 BLOWER MOTOR CONTROL: B+ (PWM)
OFC27-22 FLOOR MODE ACTUATOR DRIVE – OPEN: ACTIVATE = B+
OFC27-23 FLOOR MODE ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
OFC27-24 PANEL MODE ACTUATOR DRIVE – OPEN: ACTIVATE = B+
OFC27-25 PANEL MODE ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
OFC27-26 DEFROST MODE ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
C FC28-1 CAN -
PG FC28-2 POWER GROUND: GROUND
B+ FC28-3 IGNITION SWITCHED POWER SUPPLY (II): B+
I FC28-5 BLOWER MOTOR CONTROL FEEDBACK: VARIABLE FREQUENCY
I FC28-6 PASSENGER SIDE DISCHARGE TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
I FC28-7 DUAL SOLAR SENSOR SIGNAL – LH: VOLTAGE DECREASES AS LIGHT INCREASES
SG FC28-8 AMBIENT TEMPERATURE SENSOR SIGNAL GROUND: GROUND
I FC28-9 IN-CAR TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
IFC28-10 EVAPORATOR DISCHARGE TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
SG FC28-11 ACTUATORS SIGNAL GROUND: GROUND
CFC28-12 CAN
B+ FC28-14 BATTERY POWER SUPPLY: B+
IFC28-15 PANEL ILLUMINATION (DIMMER CONTROLLED): B+ (PWM)
SG FC28-16 EVAPORATOR DISCHARGE TEMPERATURE SENSOR SIGNAL GROUND: GROUND
IFC28-17 AMBIENT TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
IFC28-18 DRIVER SIDE DISCHARGE TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
SG FC28-19 LH / RH DISCHARGE TEMPERATURE SENSORS SIGNAL GROUND: GROUND
IFC28-20 DUAL SOLAR SENSOR SIGNAL – RH: VOLTAGE DECREASES AS LIGHT INCREASES
SS FC28-22 ACTUATORS SIGNAL SUPPLY VOLTAGE: NOMINAL 5 V
Air Conditioning Control Module – Remote
Pin Description and Characteristic
I FC40-1 DEFROST MODE ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
I FC40-2 COLD AIR BYPASS ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
I FC40-3 PANEL MODE ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
I FC40-4 HUMIDITY SENSOR SIGNAL: VARIABLE VOLTAGE
O FC40-5 DRIVER SIDE DUAL COOLANT CONTROL VALVE CONTROL DRIVE: ACTIVATE = GROUND (PWM)
O FC40-6 PASSENGER SIDE DUAL COOLANT CONTROL VALVE CONTROL DRIVE: ACTIVATE = GROUND (PWM)
SS FC40-7 HUMIDITY SENSOR SIGNAL SUPPLY VOLTAGE: NOMINAL 5 V
O FC40-9 FRESH / RECIRCULATION ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
OFC40-10 FRESH / RECIRCULATION ACTUATOR DRIVE – OPEN: ACTIVATE = B+
OFC40-11 COLD AIR BYPASS ACTUATOR DRIVE – OPEN: ACTIVATE = B+
OFC40-12 COLD AIR BYPASS ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
OFC40-13 DEFROST MODE ACTUATOR DRIVE – OPEN: ACTIVATE = B+
SG FC40-14 IN-CAR TEMPERATURE SENSOR SIGNAL GROUND: GROUND
IFC40-15 FRESH / RECIRCULATION ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
IFC40-16 FLOOR MODE ACTUATOR POSITION FEEDBACK: VARIABLE VOLTAGE
SG FC40-17 ACTUATOR SIGNAL GROUND: GROUND
OFC40-18 AUXILIARY COOLANT PUMP RELAY ACTIVATE: TO ACTIVATE, A/CCM SWITCHES CIRCUIT TO GROUND
OFC40-19 BLOWER MOTOR RELAY ACTIVATE: TO ACTIVATE, A/CCM SWITCHES CIRCUIT TO GROUND
OFC40-20 HEATED WIPER PARK OR HEATED WINDSHIELD RELAY(S) ACTIVATE: TO ACTIVATE, A/CCM SWITCHES CIRCUIT TO GROUND
OFC40-21 BLOWER MOTOR CONTROL: B+ (PWM)
OFC40-22 FLOOR MODE ACTUATOR DRIVE – OPEN: ACTIVATE = B+
OFC40-23 FLOOR MODE ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
OFC40-24 PANEL MODE ACTUATOR DRIVE – OPEN: ACTIVATE = B+
OFC40-25 PANEL MODE ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
OFC40-26 DEFROST MODE ACTUATOR DRIVE – CLOSE: ACTIVATE = B+
C FC41-1 CAN -
PG FC41-2 POWER GROUND: GROUND
B+ FC41-3 IGNITION SWITCHED POWER SUPPLY (II): B+
I FC41-5 BLOWER MOTOR CONTROL FEEDBACK: VARIABLE FREQUENCY
I FC41-6 PASSENGER SIDE DISCHARGE TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
I FC41-7 DUAL SOLAR SENSOR SIGNAL – LH: VOLTAGE DECREASES AS LIGHT INCREASES
SG FC41-8 AMBIENT TEMPERATURE SENSOR SIGNAL GROUND: GROUND
I FC41-9 IN-CAR TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
IFC41-10 EVAPORATOR DISCHARGE TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
SG FC41-11 ACTUATORS SIGNAL GROUND: GROUND
CFC41-12 CAN +
B+ FC41-14 BATTERY POWER SUPPLY: B+
SG FC41-16 EVAPORATOR DISCHARGE TEMPERATURE SENSOR SIGNAL GROUND: GROUND
IFC41-17 AMBIENT TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
IFC41-18 DRIVER SIDE DISCHARGE TEMPERATURE SENSOR SIGNAL: NTC SENSOR / VOLTAGE DECREASES AS TEMPERATURE INCREASES
SG FC41-19 LH / RH DISCHARGE TEMPERATURE SENSORS SIGNAL GROUND: GROUND
IFC41-20 DUAL SOLAR SENSOR SIGNAL – RH: VOLTAGE DECREASES AS LIGHT INCREASES
SS FC41-22 ACTUATORS SIGNAL SUPPLY VOLTAGE: NOMINAL 5 V
NOTE: Refer to the Appendix at the rear of this book for Network Messages.