Diagnostic Procedure 14 — Engine Stalls after Decelerating (Cont'd)
EF & EC-550flowchartSR20DET engine (per page header tab). The E.C.U. power supply/ground reference page number printed as 'EF & EC-9102' is likely a scan artifact; the trailing digit is uncertain.
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-910[?]
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.
4
Replace E.C.U.
NOTE
*: E.C.U. may be the cause of a problem, but this is rarely the case.
See also
EF & EC-910[?]