Dtc "C49" (P1656): Pair Control Solenoid Valve Circuit Malfunction - Suzuki GSX-R750 Service Manual

1A-126 Engine General Information and Diagnosis:

DTC "C49" (P1656): PAIR Control Solenoid Valve Circuit Malfunction

Detected Condition and Possible Cause
Detected Condition
PAIR control solenoid valve voltage is not input to ECM.
Wiring Diagram
ECM
55
PAIR
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-15)".
W/G
ECM coupler (Harness side)
1 2 3 4 5 6 7 8 9 10 11 12
13 14 15 16 17 18 19 20 21 22 23 24
25 26 27 28 29 30 31 32 33 34 35 36
Possible Cause
• PAIR control solenoid valve circuit open or short.
• PAIR control solenoid valve malfunction.
• ECM malfunction.
Engine
stop
switch
O/W
To side-stand
switch
Side-stand relay
PAIR control
solenoid valve
37 38 39 40 41 42 43 44 45 46 47 48
49 50 51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70 71 72
B838H21104030
Ignition
switch
I837H1110103-01
I837H1110007-02