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5A–57 BRAKE CONTROL SYSTEM Unit Inspection Procedure This section describes the following inspection without TECH 2 with TECH 2 Wheel Speed Sensor Output Inspection Chart C-1-1 to C-1-4 Chart TC-1 Transmission SW Inspection Chart C-2 Chart TC-2 Chart C-1-1 FL Sensor Output Inspection Procedure Step Action Yes No 1 1. Turn the key off. Measure the AC voltage between EHCU connector terminals Is voltage between EHCU connector terminals 20 and 21 under Go to Step 2 Ok. Go to Step 3 2 1. Disconnect the wheel speed sensor. connector terminals 1 and 2. Is resistance between connector (C-13) terminals 1 and 2 within Connector is faulty, or open or short circuit in harness between wheel speed sensor connector and EHCU. Inspect and correct the connector or harness Go to Step 3 Wheel speed sensor is faulty. Replace the wheel speed sensor. Go to Step 3 3 Reconnect all components and ensure all components are Was this step finished? Repeat the “Basic diagnostic flow chart.” Go to Step 3 |