Honda AFRICA TWIN XRV750 (1987-2002) [238/291] Electrical system 9 17
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Honda AFRICA TWIN XRV750 (1987-2002) [238/291] Electrical system 9 17

Honda AFRICA TWIN XRV750 (1987-2002) [238/291] Electrical system 9 17

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Electrical system 9 17 16 4b then remove the outer cover 16 4a Undo the screws arrowed is a fault first check that the speedometer cable is securely attached at each end then remove it see below and check that the inner cable has not broken and if it hasn t check that it rotates freely within the outer cable It is also worth removing the front wheel see Chapter 7 and checking the drive gear Otherwise take the speedometer to a Honda dealer for assessment Speedometer replacement 2 Remove the instrument cluster see Sec tion 15 3 On H and J 1987 and 1988 models undo the cover screws on the back of the housing noting any wiring clamps secured by the screws and lift off the front cover Note how the rubber seal and inner cover fit and remove them if required Check the condition of the seal and replace it with a new one if it is damaged deformed or deteriorated 4 On K to X 1989 to 1999 models undo the cover screws on the back of the housing and remove the outer cover the lens and the inner cover see illustrations 5 Undo the two screws securing the speedometer and remove it from the base noting how It fits see illustration 6 Installation is the reverse of removal 16 4c the lens Tachometer check 7 Special instruments are required to properly check the operation of the meter itself If there is a fault first check the fuses see Chapter 5 If they are good remove the fairing see Chapter 8 8 On H to R 1987 to 1995 models with three wires to the tachometer disconnect the cluster wiring connectors then check for battery voltage between the black wire terminal on the loom side of the connector and a good earth ground with the ignition switch ON If there is no voltage check the wiring and connectors for faults referring to the relevant Wiring Diagram at the end of the Chapter If there is voltage check for continuity to earth in the green wire and for continuity to the ignition control unit in the black yellow wire again using the Wiring Diagrams Otherwise take the tachometer to a Honda dealer for assessment 9 On T to X 1996 to 1999 models Honda specify their own Imrie diagnostic tester model 625 or the peak voltage adapter Pt No 07HGJ 0020100 with an aftermarket digital multimeter having an impedance of 10 M ohm DCV minimum for a complete test If this equipment is available connect the 16 4d and the inner cover positive lead of the voltmeter and peak voltage adapter arrangement to the yellow green wire terminal on the tachometer and the negative lead to a good earth ground Turn the engine over on the starter motor and note the voltage reading obtained If the reading is 10 5 V or above the tachometer is faulty If the reading is below 10 5 V but above 0 V the ignition control unit is probably faulty If there is no voltage detach the wires and check for continuity to the ignition control unit in the yellow green wire If there is no continuity check the wiring and connectors for faults referring to the relevant Wiring Diagram at the end of the Chapter If there is continuity the ignition control unit Is probably faulty If there is the correct voltage check for continuity to earth In the green wire again using the Wiring Diagrams Otherwise take the tachometer to a Honda dealer for assessment Tachometer replacement 10 Remove the Instrument cluster see Section 15 11 On H and J 1987 and 1988 models undo the cover screws on the back ol the housing noting any wiring clamps secured by the screws and lift off the front cover Note how 16 5 Speedometer screws arrowed

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