ERGA

KJ-0383-0

For route buses with sliding windows with opening stoppers, the stoppers may damage the window moldings, as the stopper shape is not appropriate. If the window is opened/closed with force many times, the glass may come contact with the stopper screw, and in the worst case, the glass may break.

RJ-2157-0

For the combustion heater designed to heat the vehicle interior, the fuel pump located in the burner head assembly may have a manufacturing defect. If the defective pump continues to be operated, it may leak, and in the worst case, the leaked fuel could catch fire from the heat of the heater.

RJ-2299-1

The electrical circuit for tail lamps and fog lamps is not properly designed, and therefore, the electrical current that runs through the tail lamp relay can exceed a particular threshold and cause the contact points in the relay to heat up, in which case the plastic parts and the connector sections may deform. If this problem is left unattended, a contact failure may occur and the lamps such as the tail lamps could fail to illuminate.

RJ-2254-0

The exterior control handle of the emergency exit door does not have sufficient strength, and therefore, it may break, when it is operated before opening the lock. If this occurs, it may become impossible to open the door from outside the vehicle.

RJ-2211-0

For regular route buses, the turbo compressor vanes do not have sufficient strength for a fluctuation of the turbocharger rotation speed. Therefore, if the turbocharger is intermittently activated when the vehicle is started, the compressor vanes may break. If this problem is left unattended, white smoke emission and power output shortage may occur, which could cause the vehicle to stall. Note: Engine type 6HK1-TCN(177kW) and 6HK1-TCC(191kW) are the subject of this recall.

KJ-0357-0

For low floor buses, when the wheelchair access ramp is put in place, the centre handle may stick out, and there is a risk that a passenger may trip over it and fall.

RJ-1883-0

For the gear shift unit (GSU) of the transmission, the outer lever, which shifts the gear in the GSU, may have hairline cracks due to improper manufacturing. If this problem is left unattended, the lever may break. If such breakage occurs, gear shifting would become impossible, and in the worst case, the vehicle would stall.

RJ-1669-0

For the steering unit, one of the two bolts that secure the knuckle arms onto the knuckles may not have sufficient strength due to improper heat treatment. Therefore, those bolts may be prematurely damaged, and in the worst case, the bolt and the other bolt for the same knuckle arm me could break, in which case the knuckle arm could come off and steering would become impossible.

RJ-1409-0

For the engine choke, there is not sufficient space between the edge of the butterfly valve and the valve case, and therefore carbon in recirculated exhaust gas may accumulate on the edges of the valve, which could cause the valve to be stuck. If this occurs, the engine could stall and would not restart. This recall is to override the past recall (case number KJ-0188-0, submitted on 18th September 2001) in order to submit the revised measure and cover more models.

RJ-0723-0

For the exhaust gas recirculation system, the position where the exhaust gas is returned to the intake side is not appropriate, and therefore, a temperature difference may occur inside the intake valve assembly. If this occurs, the butterfly valve may not open/close smoothly because of interfering with the valve case, which would make the engine revs unstable, and in the worst case, the engine could stall and would not restart as the valve would stay closed.

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