Ignition System; Schematic And Routing Diagram; Ignition System Diagram; Ignition System Components Location - Suzuki GSF650A Service Manual

Ignition System

Engine

Ignition System Diagram

Refer to "Wire Color Symbols in Section 0A (Page 0A-5)".
CKP
sensor

Ignition System Components Location

Refer to "Electrical Components Location in Section 0A (Page 0A-10)".

Ignition System Symptom Diagnosis

Condition
Spark plug not sparking
Engine stalls easily. (No
spark)
Spark plug is wet or
quickly becomes fouled
with carbon.

Schematic and Routing Diagram

ECM
TP ECT GP
sensor sensor switch

Diagnostic Information and Procedures

Possible cause
Damaged spark plug.
Fouled spark plugs.
Wet spark plugs.
Defective ignition coil/plug caps.
Defective CKP sensor.
Defective ECM.
Open-circuited wiring connections.
Fouled spark plugs.
Defective CKP sensor.
Defective ECM.
Excessively rich air/fuel mixture.
Excessively high idling speed.
Incorrect gasoline.
Dirty air cleaner element.
Incorrect spark plug (Cold type).
Ignition System:
Engine stop switch
#1
#2
#3
#4
Correction / Reference Item
Replace.
Clean or replace.
Clean and dry or replace.
Replace.
Replace.
Replace.
Repair or replace.
Clean or replace.
Replace.
Replace.
Inspect FI system.
Inspect FI system.
Change.
Clean or replace.
Change to hot type spark plug.
1H-1
B817H21802001
Side-stand
relay
Fuse
Ignition
switch
Fuse
Battery
I718H1180001-02
B817H21802002
B817H21804001