RA GP125i, Maintenance Manual

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5. According to the fault, the diagnosis process for maintenance
A. Before starting the of fault diagnosis according to the engine fault phenomenon, a preliminary examination
should be carried out first.
①
. Confirm that the engine fault indicator is working normally
②
. Check with the fault diagnosis device to confirm that there is no fault information record.
③
. Confirm the fault phenomenon of the owner's complaint and confirm the condition of the failure.
B. And then check appearance:
①
. Check whether there is leakage in the fuel line
；
②
. Check whether the intake pipe is clogged, leaked, crushed or damaged.
③
. Check whether the high voltage line of the ignition system is broken or aged.
④
. Check whether the wire grounding is clean and firm.
⑤
. Check whether all sensors and actuator joints are loose or poorly contacted.
Important note: if the above phenomenon exists, the maintenance work should be carried out according to the
fault phenomenon, otherwise the fault diagnosis and maintenance work will be affected.