Trouble Diagnoses — Self-diagnosis Mode IV (Cont'd) — Self-Diagnostic Procedure
EF & EC-74flowchartSelf-diagnosis — Mode IV (Cont'd)
SELF-DIAGNOSTIC PROCEDURE
Self-Diagnostic Procedure — Mode IV
1
DIAGNOSIS START
2
Pull out E.C.U. from dash side panel.
3
Turn ignition switch "ON".
4
Turn diagnostic mode selector on E.C.U. fully clockwise.
5
After the inspection lamps have flashed 4 times, turn diagnostic mode selector fully counterclockwise.
6
Make sure that a red inspection lamp goes "OFF".
7
Make sure that a red inspection lamp goes "ON" when depressing accelerator pedal.
N.G.
Check idle switch circuit.
O.K.
8
Make sure that a red inspection lamp goes "ON" during turning ignition switch "START"*.
N.G.
Check starter signal circuit.
O.K.
9
Lift the rear of the vehicle.
10
Drive vehicle. Make sure that a green inspection lamp goes "ON" when vehicle speed is 20 km/h (12 MPH) or faster.
N.G.
Check vehicle speed sensor circuit.
O.K.
11
Turn ignition switch "OFF".
12
Reinstall the E.C.U. in place.
DIAGNOSIS END
CAUTION
*If ignition switch is turned to "START" an even number of times, a red inspection lamp goes "OFF" when depressing accelerator pedal.
For safety, do not turn front wheel at higher speed than required.