Diagnostic Procedure 14 — Engine Stalls after Decelerating (Cont'd)
EF & EC-454flowchartSR20DE engine.
TROUBLE DIAGNOSES
Diagnostic Procedure 14 — Engine Stalls after Decelerating (Cont'd)
1
CHECK E.C.U. HARNESS CONNECTOR. Check the E.C.U. pin terminals for damage or poor connection of E.C.U. harness connector.
N.G.
Repair or replace.
O.K.
2
CHECK E.C.U. POWER SUPPLY AND GROUND CIRCUIT. Refer to page EF & EC-464.
N.G.
Repair or replace harness or connector.
O.K.
3
TRY A KNOWN GOOD E.C.U.*
Trouble is not fixed.
INSPECTION END
Trouble is fixed.
Replace E.C.U.
NOTE
*: E.C.U. may be the cause of a problem, but this is rarely the case.