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

Suzuki GSX-R 1000 Service Manual / Engine / Engine general information and diagnosis / Diagnostic information and procedures / 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:

Oil jet inspection
Refer to “oil jet removal and installation” . Oil jet Make sure that the oil jets are not clogged. If they are clogged, clean their oil passage using a wire of the proper size and compressed air. Piston cooling jet Oil jet (for transmission) Oil jet (for cam chain te ...

Cushion rod inspection
Refer to “cushion rod removal and installation” . Collar and spacer Remove the collar and spacer from the cushion rod. Inspect the collar and spacer for any flaws or other damage. If any defects are found, replace it with a new one. Cushion rod bearing Insert the collar a ...

Excva removal and installation
Removal Turn the ignition switch off. Remove the left side cowling. Refer to “exterior parts removal and installation” in section 9d . Connect the special tool (mode select switch) to the dealer mode coupler. Refer to “self-diagnostic procedures” in section 1a . After tur ...