Toyota RAV4 manuals

Suzuki GSX-R 1000 Service Manual: Charging system symptom diagnosis


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
Diagnostic information and procedures

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:

Continuity check
Measure resistance across coupler b (between a and c in figure). If no continuity is indicated (infinity or over limit), the circuit is open between terminals a and c. Disconnect the coupler b and measure resistance between couplers a and b-1. If no continuity ...

DTC c11 (p0340): cmp sensor circuit malfunction
Detected condition and possible cause Detected condition Possible cause The signal does not reach ecm for 3 sec. Or more, after receiving the starter signal. Cmp sensor circuit open or short.  Cmp sensor malfunction.  Ecm malfunction. ...

General precautions
Proper service and repair procedures are important for the safety of the service mechanic and the safety and reliability of the motorcycle.  When 2 or more persons work together, pay attention to the safety of each other.  When it is necessary to run the ...

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