Dtc "C36" (P1764), "C37" (P1765), "C38" (P1766) Or "C39" (P1767): Secondary Fuel Injector Circuit Malfunction - Suzuki GSX-R600 Manual

1A-94 Engine General Information and Diagnosis:
DTC "C36" (P1764), "C37" (P1765), "C38" (P1766) or "C39" (P1767): Secondary Fuel Injector Circuit
Malfunction
Detected Condition and Possible Cause
Detected Condition
Some failure exists in the fuel injector signal in a high
load, high revolution condition.
Wiring Diagram
ECM
59 #12
58 #22
57 #32
56 #42
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)".
Lg
Lg/W
Lg/G
Lg/Bl
#4 #3
Secondary fuel injector
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
• Injector circuit open or short.
• Injector malfunction.
• ECM malfunction.
Fuel pump relay
Y/R
#2 #1
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
B837H11104023
To engine
stop switch
I837H1110074-02
I837H1110007-02