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Home >> Toyota >> 2003 >> MR2 C56 >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Automatic Transmission Diagnosis - U140E & U140F) >> Component Tests >> BRAKELIGHT Switch

BRAKELIGHT Switch

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NOTE: For circuit reference, see CONNECTOR IDENTIFICATION  and/or WIRING DIAGRAMS  .

On models without cruise control (2-pin connector), continuity should exist between terminals No. 1 and 2 with brake pedal depressed, and should not exist with brake pedal released. On models with cruise control (4-pin connector), continuity should exist between terminals No. 1 and 2 with brake pedal depressed, and should not exist with brake pedal released. Continuity should not exist between terminals No. 3 and 4 with brake pedal depressed, and should exist with brake pedal released. See Fig 1. Replace switch if continuity is not as specified.

Fig 1: Identifying Brakelight Switch Terminals
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