FI SYSTEM DIAGNOSIS 5-47
Step 1 (When indicating P0115-H:)
1) Turn the ignition switch OFF.
2) Remove the right air cleaner box. (#6-13)
3) Check the ECT sensor coupler for loose or poor contacts.
If OK, then check the ECT sensor lead wire continuity.
4) Disconnect the ECT sensor coupler and ECM coupler.
(#5-37)
5) Check the continuity between B/Bl wire
A and terminal
0.
6) Also, check the continuity between B/Br wire
B and terminal
S.
"
$ ECTS lead wire continuity: Continuity (()
! 09900-25008: Multi-circuit tester set
09900-25009: Needle pointed probe set
) Tester knob indication: Continuity test (()
Is the continuity OK?
7) After repairing the trouble, clear the DTC using SDS tool.
(#5-26)
1
When using the multi-circuit tester, do not strongly
touch the terminal of the ECM coupler with a needle
pointed tester probe to prevent the terminal damage
or terminal bend.
YES Go to Step 2.
NO B/Bl or B/Br wire open
1
ECM coupler (Harness side)
(Black)
(Gray)
]
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