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5A–56 BRAKE CONTROL SYSTEM Chart B-24 Sensor Signal Input Abnormality (DTC 65) Step Action Yes No 1 Using TECH 2? Go to Step 2 Go to Step 3 2 1. Connect TECH 2. has arrived at 30 km/h (18 mph). 4. Check speed data on each wheel (refer to the criterion given below). *1 Is the abnormal sensor condition found? Replace. Go to Step 8 Go to Step 3 All the sensors should follow the following flowchart (without using TECH 2). 3 Is there play in sensor/sensor ring? Repair. Go to Step 8 Go to Step 4 4 Is there powdered iron sticking to sensor/sensor ring? Repair. Go to Step 8 Go to Step 5 5 Is there a broken tooth or indentation in sensor ring? Replace sensor ring. Go to Step 8 Go to Step 6 6 Is there play in wheel bearing? Adjust or repair. Go to Step 8 Go to Step 7 7 Is the check wiring between sensor and EHCU normal? Replace EHCU. Go to Step 8 Repair, and perform system self-check. Go to Step 8 8 1. Reconnect all components, ensure all components are properly mounted. 2. Clear diagnostic trouble code. Was this step finished? Repeat “Basic diagnostic flow chart.” Go to Step 8 Sensor Signal Abnormality Criteria using 1. While driving, the speed of one or two wheels 25% or more higher than that of the other wheels. 2. The speed of one or two wheels is 10 km/h (6 mph) or more higher than that of the other wheels. 3. During steady driving, wheel speed changes abruptly. *1 The vehicle must run on a level paved road. NOTE: Even after repairing the faulty part the warning |