4-50
FI SYSTEM DIAGNOSIS
Step 1 (When indicating P0115-H:)
1) Turn the ignition switch OFF.
2) Lift and support the fuel tank. (5-3)
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) 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 ()
When using the multi-circuit tester, do not storongly
touch the terminal of the ECM coupler with a needle
pointed tester probe to prevent the terminal damage
or terminal bend.
Is the continuity OK?
YES
Go to Step 2.
NO
B/Bl or B/Br wire open
7) After repairing the trouble, clear the DTC using SDS tool.
(4-27)
1
1
(Black)
ECM couplers (Harness side)
!
(Gray)