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:

Warning / caution / note
Please read this manual and follow its instructions carefully. To emphasize special information, the symbol and the words warning, caution and note have special meanings. Pay special attention to the messages highlighted by these signal words. Indicates a potential hazard that could ...

Water hose removal and installation
Removal Remove the side cowlings. Refer to “exterior parts removal and installation” in section 9d (page 9d- 6). Drain engine coolant. Refer to “cooling system inspection” in section 0b . Lift and support the fuel tank. Refer to “fuel tank removal and installation” in se ...

Conrod crank pin bearing inspection and selection
Refer to “engine bottom side disassembly” (page 1d- 49). Refer to “engine bottom side assembly” . Inspection Inspect the bearing surfaces for any signs of fusion, pitting, burn or flaws. If any, replace them with a specified set of bearings. Place the plastigauge axially along ...