1A-33 Engine General Information and Diagnosis:
3 1) Insert the needle pointed probes to the lead wire coupler.
2) Check there is continuity between the G/B wire “A” and
ECM terminal “3” (#1).
Also the G/Y wire “B” and ECM terminal “22” (#2).
Special tool
(A): 09900–25008 (Multi circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity ( )
#1 Cylinder
#2 Cylinder
Go to Step 4. • Open or short circuit
in the G/B wire (#1
cylinder).
• Open or short circuit
in the G/Y wire (#2
cylinder).
Step Action Yes No
(A)
(B)
“A”
“3”
I944H1110115-01
(A)
“B”
“22”
(B)
I944H1110116-01
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