Engine General Information and Diagnosis: 1A-106
1 6) Disconnect the ECM coupler. Refer to “ECM Removal
and Installation in Section 1C (Page 1C-1)”.
7) Check the continuity between the W/G wire “A” and
terminal “12”. Also, check the continuity between the B/
Br wire “B” and terminal “29”.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity ( )
Is the continuity OK?
Go to Step 2. W/G wire shorted to the
power source, or W/G
or B/Br wire open.
Step Action Yes No
“12”
“29”
“A”
“B”
(A)
(B)
I718H1110229-02
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