Suzuki GSX-R 1000 Service Manual: Engine symptom diagnosis

Diagnostic information and procedures

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Self-diagnostic procedures

Use of mode select switch Note  do not disconnect the coupler from ecm, battery cable from battery, ecm ground wire from engine or main fuse before confirming dtc (diagnos ...

Other materials:

Special tools and equipment
Special tool ...

DTC “c46” (p1657-h/l or p1658): excv actuator circuit malfunction
Detected condition Possible cause C46 The operation signal does not reach the excv actuator. Excva position sensor voltage low or high 0.14 V ≤ Sensor voltage < 4.9 V (without the above range) excva can not operate properly. Excva ...

Drive chain adjustment
Inspect the drive chain slack before each use of the motorcycle. Place the motorcycle on the side stand. The drive chain should be adjusted for 20 - 30 mm (0.8 - 1.2 In) of slack, as shown. Warning Too much chain slack can cause the chain to come off the sprockets, resul ...