Dtc "C24" (P0351): Ignition Coil Circuit Malfunction; Dtc "C32" (P0201): Fuel Injector Circuit Malfunction - Suzuki kq750 Service Manual

1A-59 Engine General Information and Diagnosis:

DTC "C24" (P0351): Ignition Coil Circuit Malfunction

NOTE
Refer to "No Spark or Poor Spark in Section 1H (Page 1H-2)" for details.

DTC "C32" (P0201): Fuel Injector Circuit Malfunction

Detected Condition and Possible Cause
Detected Condition
CKP signal is produced but fuel injector signal is
interrupted by 4 times or more continuity.
Wiring Diagram
ECM
VM 20
FP 19
INJ 2
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-13)".
• Injector voltage can be detected only for 3 seconds after ignition switch is turned ON.
Gr/W
Fuel injector
ECM coupler (Harness side)
Possible Cause
• Injector circuit open or short.
• Injector malfunction.
• ECM malfunction.
Fuel pump relay
Y/R
Y/Bl
I831G1110019-01
B831G21104017
B831G21104018
Fuel Main
fuse fuse
R/B
To engine
O/W
stop switch
I831G1110086-03