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Suzuki GSX-R 1000 Service Manual: DTC “c42” (p1650): ig switch circuit malfunction

Detected condition and possible cause

Detected condition

Possible cause

Ignition switch signal is not input to the ecm.
  • Ignition system circuit open or short.
  •  Ecm malfunction.
When the id agreement is not verified.

Ecm does not receive communication signal from the immobilizer antenna.

(For e-02, 19, 24, 51)

  • Immobilizer system malfunction.

    (For e-02, 19, 24, 51)

Troubleshooting

Note

  •  refer to “ignition switch inspection” in section 9c  for details.
  •  After repairing the trouble, clear the dtc using sds tool. Refer to “use of sds diagnosis reset procedures” .
DTC “c41” (p2505): ecm power input signal malfunction
Detected condition and possible cause Detected condition Possible cause C41/P2505 No voltage is applied to the ecm. Lead wire/coupler connection of ecm t ...

DTC “c44” (p0130/p0135): ho2 sensor (ho2s) circuit malfunction
Detected condition and possible cause Detected condition Possible cause C44/P0130 Ho2 sensor output voltage is not input to ecm during engine operation and running ...

Other materials:

Washing the motorcycle
When washing the motorcycle, follow the instructions below:  Remove dirt and mud from the motorcycle with running water. You may use a soft sponge or brush. Do not use hard materials which can scratch the paint.  Wash the entire motorcycle with a mild detergent or car ...

Storage procedure
If your motorcycle is to be left unused for an extended period of time, it needs special servicing requiring appropriate materials, equipment and skill. For this reason, suzuki recommends that you trust this maintenance work to your suzuki dealer. If you wish to service the machine for stora ...

Front brake master cylinder assembly removal and installation
Removal Drain brake fluid. Refer to “brake fluid replacement” .  Disconnect the front brake light switch coupler (1).  Place a rag underneath the brake hose union bolt (2) on the master cylinder to catch any spilt brake fluid.  Remove the brake hose union bolt (2). ...

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