E.C.C. Trouble Diagnoses (Models with catalyzer and E.G.R.) — Diagnostic Procedure 10 (Cont'd)
EF & EC-108flowchartApplicable to GA13DS, GA14DS & GA16DS engines (models with catalyzer and E.G.R.).
Diagnostic Procedure 10 (Cont'd)
NOTE
Applicable to models GA13DS, GA14DS & GA16DS.
Diagnostic Procedure 10 (Cont'd) — E.G.R. & Canister Control Solenoid Valve
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(From [A] / previous page)
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[E] CHECK POWER SUPPLY. 1) Stop engine. 2) Disconnect E.G.R. & canister control solenoid valve harness connector. 3) Turn ignition switch "ON". 4) Check voltage between terminal b and ground. Voltage: Battery voltage.
N.G.
Check the following. • Harness connectors F33, F37 • 10A fuse • Harness continuity between E.G.R. & canister control solenoid valve and fuse. If N.G., repair harness or connectors.
Check the following. • Harness connectors F33, F37 • 10A fuse • Harness continuity between E.G.R. & canister control solenoid valve and fuse. If N.G., repair harness or connectors.
O.K.
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[F] CHECK OUTPUT SIGNAL CIRCUIT. 1) Turn ignition switch "OFF". 2) Disconnect E.C.U. harness connector. 3) Check harness continuity between E.C.U. terminal 106 and terminal a. Continuity should exist.
N.G.
Repair harness or connectors.
O.K.
4
CHECK COMPONENT (E.G.R. & canister control solenoid valve). Refer to "Electrical Components Inspection". (See page EF & EC-145.)
N.G.
Replace E.G.R. & canister control solenoid valve.
O.K.
5
Check E.C.U. pin terminals for damage or the connection of E.C.U. harness connector.
See also
Electrical Components Inspection