Suzuki GSX-R 1000 Service Manual: General description

Ignition system

...

Immobilizer description (for e-02, 19, 24, 51)

The immobilizer, an anti-theft system, is installed as a standard equipment. The immobilizer verifies that the key id agrees with ecm id by means of radio communication through the immobilizer a ...

Other materials:

DTC “c28” (p1655): secondary throttle valve actuator (stva) malfunction
Detected condition and possible cause Detected condition Possible cause The operation voltage does not reach the stva. Ecm does not receive communication signal from the stva. Stva can not operate properly or its motor locked Stva malfunction.   ...

Ecm / various sensors
Since each component is a high-precision part, great care should be taken not to apply any severe impacts during removal and installation. Be careful not to touch the electrical terminals of the electronic parts (ecm, etc.). The static electricity from your body may damage them. ...

Fuel level gauge inspection
Inspect the fuel level gauge in the following procedures:  remove the fuel pump. Refer to “fuel pump disassembly and assembly” in section 1g .  Measure the resistance at each fuel level gauge in float position. If the resistance is incorrect, replace fuel level gauge with a ne ...