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Passenger Power Seat Control Switch C330

Fig 1: Identifying Passenger Power Seat Control Switch C330
G03246725Courtesy of FORD MOTOR CO.
PASSENGER POWER SEAT CONTROL SWITCH C330 PIN CIRCUIT REFERENCE

Pin Number (s) Circuit Designation/Description Normal Condition/Measurement
A CKT 985 (RD/LB) Front down output circuit from the power seat switch to power seat motor Less than 5 ohms to the power seat motor and greater than 10,000 ohms to ground when disconnected. Greater than 10 volts when connected and switch is in front down, less than 5 ohms to ground when connected and switch is in front up.
B CKT 984 (YE/LB) Front up output circuit from the power seat switch to power seat motor Less than 5 ohms to the power seat motor and greater than 10,000 ohms to ground when disconnected. Greater than 10 volts when connected and switch is in front up, less than 5 ohms to ground when connected and switch is in front down.
C CKT 989 (RD/LG) Rear down output circuit from the power seat switch to power seat motor Less than 5 ohms to the power seat motor and greater than 10,000 ohms to ground when disconnected. Greater than 10 volts when connected and switch is in rear down, less than 5 ohms to ground when connected and switch is in rear up.
D CKT 988 (YE/LG) Rear up output circuit from the power seat switch to power seat motor Less than 5 ohms to the power seat motor and greater than 10,000 ohms to ground when disconnected. Greater than 10 volts when connected and switch is in rear up, less than 5 ohms to ground when connected and switch is in rear down.
E CKT 1205 (BK) Ground Continuity to power seat switch, less than 5 ohms.
F CKT 987 (RD/WH) Rearward output circuit from the power seat switch to power seat motor Less than 5 ohms to the power seat motor and greater than 10,000 ohms to ground when disconnected. Greater than 10 volts when connected and switch is in rearward, less than 5 ohms to ground when connected and switch is in forward.
G CKT 986 (YE/WH) Forward output circuit from the power seat switch to power seat motor Less than 5 ohms to the power seat motor and greater than 10,000 ohms to ground when disconnected. Greater than 10 volts when connected and switch is in forward, less than 5 ohms to ground when connected and switch is in rearward.
H CKT 51 (BK/WH) Battery voltage from BEC Greater than 10 volts at all times.
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