Dtc "C31" (P0705): Gp Switch Circuit Malfunction - Suzuki VLR1800 Service Manual

1A-75 Engine General Information and Diagnosis:

DTC "C31" (P0705): GP Switch Circuit Malfunction

Detected Condition and Possible Cause
Detected Condition
No Gear Position switch voltage
GP switch voltage is not within the following range.
GP switch voltage ≥ 0.6 V
Wiring Diagram
ECM
23
GP
34 E1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
18 19 20 21 22 23 18 18
Troubleshooting
CAUTION
!
When using the multi-circuit tester, do not strongly touch the terminal of the ECM coupler with a
needle pointed tester probe to prevent terminal damage.
NOTE
After repairing the trouble, clear the DTC using SDS tool. Refer to "Use of SDS Diagnosis Reset
Procedures (Page 1A-14)".
To the engine stop switch
Bl/W
GP switch
Bl
P R
B/W
5
B
4
ECM coupler (Harness side)
24 25 26 27 28 29 30 31 32 33 34
• GP switch circuit open or short.
• GP switch malfunction.
• ECM malfunction.
Side-stand relay
1
N
Neutral indicator light
2
3
Side-stand switch
35 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
52 52 52 53 54 55 56 57 58 59 60 61 62 63
Possible Cause
Ignition
switch
64 65 66 67 68 68 68
B822H11104020
I822H1110073-03
I822H1110010-01