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:

Excva adjustment
Inspect the excva operation and adjust it if necessary in the following steps: Step 1 Set the excva to the adjustment position. Refer to “excv cable removal and installation” (page 1k- 6). Step 2 Turn the ignition switch off. Turn the mode select switch off. Turn the ...

Rear wheel assembly removal and installation
Removal Loosen the axle nut (1). Raise the rear wheel off the ground and support the motorcycle with a jack or wooden block. Caution make sure that the motorcycle is supported securely. Remove the axle nut (1). Loosen the left and right lock-nuts (2) an ...

Steering components
Steering stem head nut Steering stem upper bracket Steering stem lock-nut Washer Steering stem nut Dust seal cover Dust seal Steering stem upper bearing Steering stem lower bearing Lower seal Steering stem lower bracket Steering stem lo ...