C23" Ro Switch Circuit Malfunction - HYOSUNG GV250 EI Service Manual

4-1-35 EI SYSTEM DIAGNOSIS

"C23" RO SWITCH CIRCUIT MALFUNCTION

C23
DETECTED CONDITION
The switch resistance should be the following for
more than 3 sec. after holding the motorcycle
vertically and ignition switch turns "ON" position.
∞
Switch resistance
▣ ▣ INSPECTION
1) Remove the front seat.
2) Turn the ignition switch "OFF" position.
3) Check the RO switch coupler for loose or poor
contacts.
If OK, then measure the RO switch resistance.
4) Disconnect the RO switch coupler.
5
) Measure the resistance at the wire coupler (switch
side) between GR and YL wires of the RO switch
at horizontal place.
RO switch resistance
Also, measure the resistance when leaning of the
motorcycle.
6) Measure the resistance when it is leaned more
than 60 。 , left and right, from the horizontal level.
RO switch resistance
Tester knob indication : Resistance (Ω Ω )
CODE
Ω(Infinity)
∞
Ω(Infinity)
at normal condition
( GR - YL )
0 Ω
at leaned more than 60 。
( GR - YL )
[ 2 3 2
POSSIBLE CAUSE
● RO switch circuit short or leaned more than 60。 .
● RO switch malfunction.
● ECU malfunction.
50
CODE
3 2 ]
RO switch