1A-35 Engine General Information and Diagnosis:
2 4) Disconnect the IAP sensor coupler.
5) Check the continuity between the W/Bl wire “C” and
ground. Also, check the continuity between the W/Bl
wire and B/Br wire. If the sound is not heard from the
tester, the circuit condition is OK.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
Tester knob indication
Continuity ( )
6) Disconnect the ECM coupler. Refer to “ECM Removal
and Installation in Section 1C (Page 1C-1)”.
7) Insert the needle pointed probes to the lead wire coupler.
8) Check the continuity between the B wire “A” and terminal
11. Also, check the continuity between the W/Bl wire “C”
and terminal 26.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity ( )
ECM coupler (Harness side)
Is the continuity OK?
Go to Step 3. B and W/Bl wire open,
W/Bl wire shorted to the
ground.
Step Action Yes No
(A)
I718H1110164-03
“11”
(B)
(A)
“A”
“C”
“26”
I718H1110241-01
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