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ELEC
B
1
1
Control system
1
2
B
2
3
2
2. Check:
• ECM circuit continuity
No continuity → Replace the wiring har-
ness assembly.
Checking steps:
1. Disconnect the ECM couplers 1 and 2.
2. Check the continuity between the ECM
coupler terminals 3 (wiring harness end)
and ground.
B
B
Earth plate
1. Check:
• Earth plate continuity
No continuity → Replace the earth plate.
Checking steps:
1. Remove the earth plate.
Refer to "Oil separator tank and oil pan
removal" in Chapter 5.
2. Check the continuity between each termi-
nal 1 and the housing 2.
7-39
E
1
2
3
4
5
6
8
9
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