Ford Transit 2002 Owner's Manual page 1476

C16: CHECK THE GROUND CONNECTION OF THE A/C CLUTCH
C17: CHECK THE VOLTAGE AT THE REFRIGERANT LOW PRESSURE SWITCH
Measure the voltage between A/C clutch, connector
3
C952, pin 1, circuit 15S-FA6 (GN/YE), wiring
harness side and ground.
Does the meter display battery voltage?
Yes
GO to C16.
No
LOCATE and REPAIR the open circuit between the
air conditioning clutch relay and air conditioning
clutch using the Wiring Diagrams. CHECK the
operation of the system.
Measure the resistance between the air
1
conditioning clutch, connector C952, pin 2, circuit
31-FA6 (BK), wiring harness side and ground.
Is a resistance of less than 2 Ohm registered?
Yes
INSTALL A NEW air conditioning clutch. CHECK the
operation of the system.
No
LOCATE and REPAIR the break in circuit 31-FA6
(BK) between the A/C clutch and soldered
connection S109 using the Wiring Diagrams. CHECK
the operation of the system.
Disconnect connector C692 from refrigerant low-
1
pressure switch.
Ignition switch in position II.
2
Switch on the blower.
3
Switch on the air-conditioning system.
4
Measure the voltage between the refrigerant low-
5
pressure switch, connectorr C692, pin 4, circuit
15S-FA17 (GN/OG) (vehicles built from 07/2006:
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