Suzuki GSX-R 1000 Service Manual: Charging system symptom diagnosis
|
Condition |
Possible cause |
Correction / reference item |
| Generator does not charge | Open- or short-circuited lead wires, or loose lead connections. | Repair, replace or connect properly. |
| Short-circuited, grounded or open generator coil. | Replace | |
| Short-circuited or punctured regulator/ rectifier. | Replace | |
| Generator does charge, but charging rate is below the specification | Lead wires tend to get short- or opencircuited or loosely connected at terminals. | Repair or retighten. |
| Grounded or open-circuited generator coil. | Replace | |
| Defective regulator/rectifier | Replace | |
| Defective cell plates in the battery. | Replace the battery | |
| Generator overcharges | Internal short-circuit in the battery. | Replace the battery |
| Damaged or defective regulator/rectifier | Replace | |
| Poorly grounded regulator/rectifier | Clean and tighten ground connection. | |
| Unstable charging | Lead wire insulation frayed due to vibration, resulting in intermittent shortcircuiting. | Repair or replace |
| Internally short-circuited generator. | Replace | |
| Defective regulator/rectifier | Replace | |
| Battery overcharges | Faulty regulator/rectifier. | Replace. |
| Faulty battery | Replace. | |
| Poor contact of generator lead wire coupler. | Repair. | |
| Battery runs down quickly | Trouble in charging system | Check the generator, regulator/rectifier and circuit connections and make necessary adjustments to obtain specified charging operation. |
| Cell plates have lost much of their active materials a result of overcharging | Replace the battery and correct the charging system. | |
| Internal short-circuit in the battery | Replace the battery | |
| Too low battery voltage. | Recharge the battery fully. | |
| Too old battery. | Replace the battery. | |
| Battery “sulfation” | Incorrect charging rate. (When not in use battery should be checked at least once a month to avoid sulfation.) | Replace the battery |
| The battery was left unused in a cold climate for too long. | Replace the battery if badly sulfated |
Battery runs down quickly
Troubleshooting
Step
Action
Yes
No
1
Check accessories which use excessive amounts of
electricity.
Are accessories being installed?
Remove accesso ...
Other materials:
Rear brake disc inspection
Brake disc thickness
Check the brake disc for damage or cracks and measure
the thickness using the micrometer.
Replace the brake disc if the thickness is less than the
service limit or if defect is found.
Special tool
(a): 09900–20205 (micrometer (0 –
25 mm))
Brake disc thickness
service ...
Gear position (gp) switch removal and installation
Removal
Turn the ignition switch off.
Lift and support the fuel tank. Refer to “fuel tank
removal and installation” in section 1g (page 1g-
9).
Disconnect the gear position switch lead wire
coupler (1).
Remove the engine sprocket cover. Refer to “engine sprocket r ...
Generator inspection
Generator coil resistance
Remove the left side cowling. Refer to “exterior parts removal and
installation” in section 9d .
Disconnect the generator coupler (1).
Measure the resistance between the three lead
wires.
If the resistance is out of specified value, replace the
...