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Connector Circuit Reference

DATC MODULE C228a CONNECTOR PINS REFERENCE

G03202166
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
2 CKT 31-FA10 (BK) DATC module to blend door actuator Less than 5 ohms to chassis ground.
3 CKT 20-FA10 (PK/OG) DATC module to ATC solenoid and manifold Greater than 10 volts to chassis ground with the ignition ON.
6 CKT 8-FA51 WH/BK) DATC module to temperature blend door actuator (RH) Greater than 10,000 ohms to chassis ground and 0 volts.
7 CKT 8-FA53 (WH/BU) DATC module to temperature blend door actuator (LH) Greater than 10,000 ohms to chassis ground and 0 volts.
8 CKT 9-FA49 (BN/WH) DATC module to temperature blend door actuator (LH) Greater than 10,000 ohms to chassis ground and 0 volts.
9 CKT 8-FA48 (WH/GN) DATC module to ATC solenoid and manifold Resistance of 24,000-37,000 ohms to chassis ground.
10 CKT 8-FA44 (WH/RD) DATC module to ATC solenoid and manifold Greater than 10,000 ohms to chassis ground and 0 volts.
11 CKT 9-FA1 (BN) DATC module to ATC solenoid and manifold Resistance of 3,000-5,000 ohms to chassis ground.
14 CKT 29-FA10 (OG/GN) DATC module to ATC solenoid and manifold Greater than 10 volts at all times.
15 CKT 8-FA45 (WH/BU) DATC module to ATC solenoid and manifold Greater than 10,000 ohms to chassis ground and 0 volts.
16 CKT 9-FA44 (BN/RD) DATC module to ATC solenoid and manifold Greater than 10,000 ohms to chassis ground and 0 volts.
17 CKT 8-FA49 (WH/VT) DATC module to ATC solenoid and manifold Greater than 10,000 ohms to chassis ground and 0 volts.
18 CKT 8-FA47 (WH/GN) DATC module to ATC solenoid and manifold Greater than 10,000 ohms to chassis ground and 0 volts.
19 CKT 9-FA3 (BN/BU) DATC module to ATC solenoid and manifold Greater than 10,000 ohms to chassis ground and 0 volts.
20 CKT 10-FA53 (GY/VT) DATC module to ATC solenoid and manifold Greater than 10,000 ohms to chassis ground and 0 volts.
22 CKT 7-FA1 (YE) DATC module to ATC solenoid and manifold Resistance of 800-1,000 ohms to chassis ground.
DATC MODULE C228b CONNECTOR PINS REFERENCE

G03202167
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 8-FB5 (WH/BK) ground Approximately 0-5 volts with the DATC ON.
2 CKT 8-FB2 (WH/RD) ground Approximately 0-5 volts with the DATC ON.
3 CKT 8-FB7 (WH) voltage supplied ignition on Approximately 0-5 volts with the DATC ON.
5 CKT 91S-FB3 (BN/BU) DATC module to front blower motor speed control module Greater than 10 volts at all times.
6 CKT 91S-FB4 (BN/GN) sensor signal return (ground) Greater than 10 volts at all times.
9 CKT 33-FB8 (YE/RD) DATC module to temperature blend door actuator (LH) Greater than 10,000 ohms to chassis ground and 0 volts.
10 CKT 32-FB8 (WH/RD) DATC module to temperature blend door actuator (RH) Greater than 10,000 ohms to chassis ground and 0 volts.
11 CKT 32-FB2 (WH/RD) DATC module to temperature blend door actuator (RH) Greater than 10,000 ohms to chassis ground and 0 volts.
12 CKT 33-FB2 (YE/RD) DATC module to temperature blend door actuator (RH) Greater than 10,000 ohms to chassis ground and 0 volts.
13 CKT 32-FB5 (WH/BK) voltage supplied at all times Greater than 10,000 ohms to chassis ground and 0 volts.
14 CKT 9-FA48 (BN/GN) DATC module to temperature blend door actuator (RH) Approximately 0-5 volts with the DATC ON.
15 CKT 8-FB8 (WH/RD) front blower motor speed control input Approximately 0-5 volts with the DATC ON.
16 CKT 8-FB6 (WH/VT) solar radiation sensor input (RH) Approximately 0-5 volts with the DATC ON.
17 CKT 9-FA2 (BN/RD) ambient air temperature sensor input Approximately 0-5 volts with the DATC ON.
18 CKT 91S-FA76 (BN/BU) solar radiation sensor input (LH) Greater than 10 volts at all times.
19 CKT 31S-FA23 (BK/BU) DATC module to temperature blend door actuator (RH) Greater than 10 volts at all times.
22 CKT 32-FB6 (WH/VT) DATC module to blend door actuator Greater than 10,000 ohms to chassis ground and 0 volts.
23 CKT 33-FB6 (YE/VT) DATC module to blend door actuator Greater than 10,000 ohms to chassis ground and 0 volts.
24 CKT 32-FB7 (WH) DATC module to blend door actuator Greater than 10,000 ohms to chassis ground and 0 volts.
25 CKT 33-FB7 (YE) DATC module to blend door actuator Greater than 10,000 ohms to chassis ground and 0 volts.
26 CKT 33-FB5 (YE/BK) DATC module to blend door actuator Greater than 10,000 ohms to chassis ground and 0 volts.
IN-VEHICLE TEMPERATURE SENSOR C233 CONNECTOR PINS REFERENCE

G03202168
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 8-FA48 (WH/GN) in-vehicle air temperature sensor input Approximately 5 volts with the DATC ON.
2 CKT 9-FA48 (BN/GN) sensor signal return (ground) Less than 5 ohms to chassis ground.
DISCHARGE TEMPERATURE SENSOR (LH) C235 CONNECTOR PINS REFERENCE

G03202169
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 8-FA47 (WH/GN) LH discharge temperature sensor input Approximately 5 volts with the DATC ON.
2 CKT 9-FA47 (BN/GN) sensor signal return (ground) Less than 5 ohms to chassis ground.
DISCHARGE TEMPERATURE SENSOR (RH) C255 CONNECTOR PINS REFERENCE

G03202170
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 8-FA51 (WH/BK) RH discharge temperature sensor input Approximately 5 volts with the DATC ON.
2 CKT 9-FA51 (BN/YE) sensor signal return (ground) Less than 5 ohms to chassis ground.
EVAPORATOR DISCHARGE AIR TEMPERATURE SENSOR C296 CONNECTOR PINS REFERENCE

G03202171
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 9-FA44 (BN/RD) sensor signal return (ground) Less than 5 ohms to chassis ground.
2 CKT 8-FA44 (WH/RD) evaporator discharge air temperature sensor input Approximately 5 volts with the DATC ON.
AMBIENT AIR TEMPERATURE SENSOR C132 CONNECTOR PINS REFERENCE

G03202172
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 8-FA49 (WH/VT) ambient air temperature sensor input Approximately 5 volts with the DATC ON.
2 CKT 9-FA49 (BN/WH) sensor signal return (ground) Less than 5 ohms to chassis ground.
BLOWER MOTOR SPEED CONTROL MODULE C297 CONNECTOR PINS REFERENCE

G03202173
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 31S-FA18 (BK/RD) blower motor speed control module to blower motor Greater than 10,000 ohms to chassis ground and 0 volts.
2 CKT 31-FA45 (BK) blower motor speed control module ground Less than 5 ohms to chassis ground.
3 CKT 8-FA45 (WH/BU) DATC module to blower motor speed control module input Less than 1 volt in the lowest blower setting to greater than 4.5 volts in the highest blower setting.
4 CKT 30S-FA18 (RD/BK) voltage supply to blower motor speed control module Greater than 10 volts with the DATC ON.
COOL AIR BYPASS DOOR ACTUATOR C295 CONNECTOR PINS REFERENCE

G03202174
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 32-FB2 (WH/RD) cool air bypass door actuator close circuit Greater than 10,000 ohms to chassis ground and 0 volts.
3 CKT 8-FB2 (WH/RD) cool air bypass door actuator feedback circuit Less than 5 ohms chassis ground.
4 CKT 9-FB2 (BN/RD) cool air bypass door actuator ground Less than 5 ohms chassis ground.
5 CKT 7-FB2 (YE/RD) cool air bypass door actuator reference voltage Greater than 4.5 volts to chassis ground with the DATC ON.
6 CKT 33-FB2 (YE/RD) cool air bypass door actuator open circuit Greater than 10,000 ohms to chassis ground and 0 volts.
AIR INLET DOOR ACTUATOR C289 CONNECTOR PINS REFERENCE

G03202175
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 33-FB8 (YE/RD) door actuator close circuit Greater than 10,000 ohms to chassis ground and 0 volts.
3 CKT 8-FB8 (WH/RD) door actuator feedback circuit Less than 5 ohms chassis ground.
4 CKT 7-FB8 (YE/RD) door actuator reference voltage Greater than 4.5 volts to chassis ground with the DATC ON.
5 CKT 9-FB8 (BN/RD) door actuator ground Less than 5 ohms chassis ground.
6 CKT 32-FB8 (WH/RD) door actuator open circuit Greater than 10,000 ohms to chassis ground and 0 volts.
FLOOR MODE DOOR ACTUATOR C234 CONNECTOR PINS REFERENCE

G03202176
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 32-FB6 (WH/VT) door actuator open circuit Greater than 10,000 ohms to chassis ground and 0 volts.
3 CKT 8-FB6 (WH/VT) door actuator feedback circuit Less than 5 ohms chassis ground.
4 CKT 9-FB6 (BN/WH) door actuator ground Less than 5 ohms chassis ground.
5 CKT 7-FB6 (YE/VT) door actuator reference voltage Greater than 4.5 volts to chassis ground with the DATC ON.
6 CKT 33-FB6 (YE/VT) door actuator close circuit Greater than 10,000 ohms to chassis ground and 0 volts.
PANEL MODE DOOR ACTUATOR C236 CONNECTOR PINS REFERENCE

G03202177
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 33-FB7 (YE) door actuator close circuit Greater than 10,000 ohms to chassis ground and 0 volts.
3 CKT 8-FB7 (WH) door actuator feedback circuit Less than 5 ohms chassis ground.
4 CKT 7-FB7 (YE) door actuator reference voltage Greater than 4.5 volts to chassis ground with the DATC ON.
5 CKT 9-FB7 (BN) door actuator ground Less than 5 ohms chassis ground.
6 CKT 32-FB7 (WH) door actuator open circuit Greater than 10,000 ohms to chassis ground and 0 volts.
DEFROST MODE DOOR ACTUATOR C232 CONNECTOR PINS REFERENCE

G03202178
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 33-FB5 (YE/BK) door actuator close circuit Greater than 10,000 ohms to chassis ground and 0 volts.
3 CKT 8-FB5 (WH/BK) door actuator feedback circuit Less than 5 ohms chassis ground.
4 CKT 7-FB5 (YE/BK) door actuator reference voltage Greater than 4.5 volts to chassis ground with the DATC ON.
5 CKT 9-FB5 (BN/YE) door actuator ground Less than 5 ohms chassis ground.
6 CKT 32-FB5 (WH/BK) door actuator open circuit Greater than 10,000 ohms to chassis ground and 0 volts.
SOLAR RADIATION SENSOR C286 CONNECTOR PINS REFERENCE

G03202179
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 10-FA53 (GY/VT) solar radiation sensor input Greater than 4.5 volts to chassis ground with the DATC ON.
2 CKT 9-FA53 (BN/BU) ground Less than 5 ohms chassis ground.
3 CKT 8-FA53 (WH/BU) solar radiation sensor input Greater than 4.5 volts to chassis ground with the DATC ON.
A/C COMPRESSOR CLUTCH FIELD COIL C100 CONNECTOR PINS REFERENCE

G03202180
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 31-FA6(BK/YE) ground Less than 5 ohms chassis ground.
2 CKT 15-FA6 (GN/YE) A/C compressor clutch relay switched output Greater than 10 volts with the A/C commanded on.
POWERTRAIN CONTROL MODULE (PCM) C175a CONNECTOR PINS REFERENCE

G03202181
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
9 CKT 91S-FA79 (BN/BU) A/C compressor clutch relay control Greater than 10 volts with the ignition on.
BLOWER MOTOR C288 CONNECTOR PINS REFERENCE

G03202182
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 30S-FA18 (RD/BK) blower motor relay switched output Greater than 10 volts with the DATC ON.
2 CKT 31S-FA18 (BK/RD) blower motor relay to blower motor control module Resistance of less than 5 ohms to chassis ground with blower in the highest setting.
AUXILIARY COOLANT PUMP MOTOR C163 CONNECTOR PINS REFERENCE

G03202183
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 30S-FB1 (RD/YE) auxiliary coolant pump motor switched voltage from the auxiliary coolant pump relay. Greater than 10 volts with the auxiliary coolant pump relay ON.
2 CKT 31-FB1 (BK/YE) auxiliary coolant pump ground Less than 5 ohms to chassis ground.
COOLANT CONTROL VALVE SOLENOID C1034 CONNECTOR PINS REFERENCE

G03202184
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 91S-FB4 (BN/GN) auxiliary temperature blend door actuator feed Less than 5 ohms with the DATC in full COOL mode.
2 CKT 30-FB3 (RD/OG) front auxiliary controls to rear auxiliary controls Greater than 10 volts at all times.
3 CKT 91S-FB3 (BN/BU) front auxiliary controls to rear auxiliary controls Less than 5 ohms with the DATC in full COOL mode.
BLOWER MOTOR RELAY CONNECTOR PINS REFERENCE

G03202185
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
30 CKT 30-FA24 (RD/OG) blower motor relay switch voltage Greater than 10 volts at all times.
85 CKT 31S-FA23 (BK/BU) blower motor relay control from DATC module Less than 100 ohms to chassis ground with the blower in the lowest setting.
86 CKT 30-FA24 (RD/OG) blower motor relay coil voltage Greater than 10 volts at all times.
87 CKT 30S-FA18 (RD/BK) blower motor relay switched output Less than 5 ohms to chassis ground with the blower in the highest setting.
A/C COMPRESSOR CLUTCH RELAY CONNECTOR PINS REFERENCE

G03202186
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 15S-FA79 (GN/RD) A/C clutch relay coil voltage Greater than 10 volts with the ignition on.
2 CKT 91S-FA79 (BN/BU) A/C compressor clutch relay control Resistance of less than 5 ohms to chassis ground when the A/C is commanded on.
3 CKT 30-FA79 (RD/OG) A/C clutch relay switch voltage Greater than 10 volts at all times.
5 CKT 15S-FA6 (GN/YE) A/C compressor clutch relay switched output Less than 100 ohms to chassis ground.
AUXILIARY COOLANT PUMP RELAY CONNECTOR PINS REFERENCE

G03202187
Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 CKT 30-FA74 (RD/GN) auxiliary coolant pump relay coil voltage Greater than 10 volts at all times.
2 CKT 91S-FA76 (BN/BU) auxiliary coolant pump relay control Resistance of less than 5 ohms to chassis ground when the auxiliary coolant pump relay is commanded on.
3 CKT 30-FA74 (RD/GN) auxiliary coolant pump relay switch voltage Greater than 10 volts at all times.
5 CKT 30S-FB1 (RD/YE) auxiliary coolant pump relay switched output Less than 100 ohms to chassis ground.
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