Diagnostic Procedure 5 — Hard to start when engine is hot (Cont'd)
EF & EC-72flowchartTROUBLE DIAGNOSES
Diagnostic Procedure 5 — Hard to start when engine is hot (Cont'd)
1
From point B (continued from previous page)
2
Check spark plugs. Remove spark plugs from engine and check for contaminants, damage and proper spark gaps.
N.G.
Repair or replace.
O.K.
3
Check E.C.U. harness connector. Check E.C.U. pin terminals and harness connector for poor contact or damage.
N.G.
same as step 2
O.K.
4
Check E.C.U. power supply and ground circuit. Refer to "Main Power Supply and Ground Circuit". (See page EF&EC-128).
N.G.
same as step 2
O.K.
5
Replace E.C.U.
END