Dtc "C23" (P1651-H/L): To Sensor Circuit Malfunction - Suzuki GSX1300BK B-King Service Manual

DTC "C23" (P1651-H/L): TO Sensor Circuit Malfunction

Detected Condition and Possible Cause
Detected Condition
The sensor voltage should be the
following for 2 sec. and more, after ignition
C23
switch is turned ON.
0.2 V Sensor voltage < 4.8 V
Sensor voltage is higher than specified
H
value.
P1651
Sensor voltage is lower than specified
L
value.
Wiring Diagram
TO sensor
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 the terminal damage or terminal bend.
NOTE
After repairing the trouble, clear the DTC using SDS tool. Refer to "Use of SDS Diagnosis Reset
Procedures (Page 1A-14)".
ECM coupler (Harness side)
24 25 26 27 28 29 30 31 32 33 34
Engine General Information and Diagnosis:
Possible Cause
• TO sensor circuit open or short.
• TO sensor malfunction.
• ECM malfunction.
• TO sensor circuit is open or ground circuit open.
• TO sensor circuit is open or shorted to the ground or
VCC circuit open.
R
B
B/Br
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
1A-65
B823H11104016
ECM
11 VCC
22 TOS
29 E2
I823H1110104-02
64 65 66 67 68 68 68
I823H1110004-01