Resistance Check - Suzuki 2000 Grand Vitara SQ625 Service Manual

6-1-44 ENGINE (H25 ENGINE)
TERMINAL
E61-1 – C51-2-3
E61-5 – C51-2-3
E61-8 – E61-35
E61-12 – Body ground E61 12 Body ground
C51-3-2 – C51-3-3
C51-3-8 – C51-3-20
C51-3-22 – C51-3-21

RESISTANCE CHECK

1) Disconnect ECM couplers (1) from ECM with ignition switch
OFF.
CAUTION:
Never touch terminals of ECM itself or connect voltmeter
or ohmmeter (2).
2) Check resistance between each pair of terminals of discon-
nected couplers as listed in following table.
CAUTION:
D Be sure to connect ohmmeter probe from wire harness
side of coupler.
D Be sure to turn OFF ignition switch for this check.
D Resistance in table represents that when parts temper-
ature is 20_C (68_F).
CIRCUIT
Fuel pump relay
A/C condenser fan
relay
Main relay
Fuel level sensor Fuel level sensor
CKP sensor
IAT sensor
ECT sensor
STANDARD
RESISTANCE
70 – 110 W
Battery disconnected and
75 – 110 W
ignition switch ON.
70 – 110 W
117.5 – 122.5 W
Fuel level is Empty.
1.5 – 4.5 W
Fuel level is Full.
485 – 655 W
2.09 – 2.81 kW
Engine coolant temp.:
303 – 326 W
80_C (176_F)
CONDITION
—
—
—
—