Dtc "C31" (P0705): Gp Switch Circuit Malfunction - Suzuki GW250 Service Manual

4-54 FI SYSTEM DIAGNOSIS

DTC "C31" (P0705): GP SWITCH CIRCUIT MALFUNCTION

DETECTED CONDITION AND POSSIBLE CAUSE
DETECTED CONDITION
No GP switch voltage
GP switch voltage is not within the following range.
GP switch voltage
WIRING DIAGRAM
ECM
NT
GP
E1
1 2 3 4 5 6
14 15 16 17 18 19
TROUBLESHOOTING
When using the multi circuit tester, do not strongly touch the terminal of the ECM coupler with
a needle-point tester probe to prevent terminal damage.
NOTE:
After repairing the trouble, clear the DTC using SDS tool. (4-25)
Step 1
GP switch input voltage check
1) Turn the ignition switch OFF.
2) Remove the right frame cover. (8-4)
3) Disconnect the GP switch coupler 1.
0.6 V
To the engine stop switch
Bl
GP switch
Bl
P P
6
B/W
5
B/W
4
ECM coupler (Harness side)
7 8 9 10 11 12 13
20 21 22 23 24 25 26
• GP switch circuit open or short.
• GP switch malfunction.
• ECM malfunction.
Side-stand relay
N
1
Neutral indicator light
2
3
Side-stand switch
27 29 30 31 32 33 34 35
36 37 38 39 40 41 42 43 44
1
POSSIBLE CAUSE
Ignition
switch