TROUBLE DIAGNOSES — Diagnostic Procedure 4 (Cont'd)
EF & EC-87flowchartDiagnostic Procedure 4 (Cont'd)
1
INSPECTION START
2
Perform self-diagnosis (Mode III). Is code No. 13 indicated?
No
INSPECTION END
Yes
3
CHECK COMPONENT (Engine temperature sensor). Refer to "Electrical Components Inspection". (See page EF & EC-124.)
N.G.
Replace engine temperature sensor.
O.K.
4
CHECK GROUND CIRCUIT. 1) Disconnect E.C.U. harness connector. 2) Check continuity between terminals (a) and (30). Continuity should exist.
N.G.
Repair harness or connectors.
O.K.
5
CHECK INPUT SIGNAL CIRCUIT. Check continuity between terminals (b) and (28). Continuity should exist.
N.G.
same as step 4
O.K.
INSPECTION END