Recall of WagonR MH55S

Recall Details

Recall start date July 7, 2017
Contents of trouble Because the control program of the auxiliary power supply module was inappropriate, it was judged that the large current flowing through the generator with starter function was excessive, and the charging circuit to the lead battery was shut off during the transition period from the idling stop state at deceleration to reacceleration You may enter protective control to leave. As a result, if the indicator light blinks and you continue to use it as it is, the lead battery will be discharged, and in the worst case it may result in engine stall or engine start failure.
Content of improvement Rewrite the control program of the auxiliary power supply module or replace the auxiliary power supply module with the countermeasure item.

Target vehicle

Car name Model Common name The range of the chassis number (serial number) of the recalled car
and the production period
Number of recalled vehicles Remarks
Suzuki DAA-MH 55 S “Wagon R” MH 55 S – 100066 – MH 55 S – 112188
January 27, 2017- March 4, 2017
8, 160
MH 55 S – 700025 – MH 55 S – 703809
January 27, 2017- March 8, 2017
2,227
MH 55 S – 900074 – MH 55 S – 902805
January 27, 2017- February 23, 2017
1,369
(Scope of the whole production period)
January 27, 2017- March 8, 2017
(11, 756 in total)

Improvement place explanation drawing

Because the control program of the auxiliary power supply module was inappropriate, it was judged that the large current flowing through the generator with starter function was excessive, and the charging circuit to the lead battery was shut off during the transition period from the idling stop state at deceleration to reacceleration You may enter protective control to leave. As a result, if the indicator light blinks and you continue to use it as it is, the lead battery will be discharged, and in the worst case it may result in engine stall or engine start failure.

Content of improvement

Rewrite the control program of the auxiliary power supply module or replace the auxiliary power supply module with the countermeasure item.

Source: http://www.suzuki.co.jp/recall/car/2017/0706/