2017.03.23 Thursday
FIAT500 デュアロジック変速不良
▼FIAT500が、デュアロジック変速不良で入庫しました。
走行中、突然ニュートラルになってしまい、IGを一度OFFにして再びエンジン始動すると復帰するとの事。
症状が頻繁に発生しないようで、入庫後は症状を確認できませんでした。
テスターで診断してみると、故障コードP1742(シフティングセンサー)を検出したので、デュアロジック
ポテンショメーターを交換してみます。
油圧の方は問題ないようです。
ポテンショメーターは、遮熱板を外してデュアロジックポンプの上に取付られています。
▼外してみるとプラスチック製のこんな部品です。
▼ポテンショメーターとホルダーが別パーツになっています。
ホルダーのロッド先端の丸い部分を、アクチュエーター本体にはめ込むのが少し面倒です.
これで症状が改善してくれるといいんですが…
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