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Automatic Transmission Shift Interlock Systems: Overview Lexus LX J80

Automatic Trans 1 illustration ~132 words

DESCRIPTION

Transmission is equipped with a electronically controlled shift lock and key lock system. (Scheme 1) Shift lock system prevents shift lever from being moved from Park unless brake pedal is depressed. In case of a malfunction, shift lever can be released by depressing shift lock override button, located near shift lever. Key lock system prevents ignition key from being moved from ACC to LOCK position on ignition switch unless shift lever is in Park.

System consists of brakelight switch, key interlock solenoid, shift lock control switch, shift lock Electronic Control Unit (ECU), shift lock solenoid and shift lock override button. (Scheme 1)

Note. Previa and T100 are equipped with cable operated shift lock system. See CABLE OPERATED SHIFT LOCK SYSTEM CHECK and ADJUSTMENTS.

Scheme 1

Scheme 1: DESCRIPTION