Suzuki GSX-R 1000 Service Manual: Diagnostic information and procedures
Starting system symptom diagnosis
|
Condition |
Possible cause |
Correction / reference item |
| Engine does not turn though the starter motor runs | Faulty starter clutch. | Replace. |
| Starter button is not effective | Run down battery | Repair or replace |
| Defective switch contacts | Replace. | |
| Brushes not seating properly on starter motor commutator | Repair or replace. | |
| Defective starter relay or starter interlock switch. | Replace. | |
| Defective main fuse | Replace. |
Schematic and routing diagram
Refer to “wire color symbols” in section 0a .
Component location
Starting system components location
Refer to “electrical components location” in section 0a . ...
Starter motor will not run
Note
make sure the fuses are not blown and the battery is fully-charged
before diagnosing.
Troubleshooting
Step
Action
Yes
No
1
...
Other materials:
Fuel and oil recommendation
Fuel (for USA and Canada)
Use only unleaded gasoline of at least 90 pump octane
(r/2 + m/2).
Gasoline containing mtbe (meltyl tertiary butyl ether),
less than 10% ethanol, or less than 5% methanol with
appropriate cosolvents and corrosion inhibitor is
permissible.
Fuel (for other countries) ...
DTC “c28” (p1655): secondary throttle
valve actuator (stva) malfunction
Detected condition and possible cause
Detected condition
Possible cause
The operation voltage does not reach the stva.
Ecm does not receive communication signal from the
stva. Stva can not operate properly or its motor locked
Stva malfunction.
...
Regulator / rectifier inspection
Inspect the regulator/rectifier in the following procedures:
turn the ignition switch off.
Disconnect the regulator/rectifier couplers. Refer to “regulator /
rectifier removal and installation” .
Measure the voltage between the terminals using the multi-circuit
tester ...