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TYPICAL MALFUNCTION THRESHOLDS TYPICAL MALFUNCTION THRESHOLDS WIRING DIAGRAM Fig. 184: Vehicle Speed Sensor - Wiring Diagram INSPECTION PROCEDURE HINT: Read freeze frame data using the Techstream. Freeze frame data records the engine condition when 1. CHECK OPERATION OF SPEEDOMETER a. Drive the vehicle and check whether the operation of the speedometer in the combination meter is normal. HINT: The vehicle speed sensor is operating normally if the speedometer reading is normal. If the speedometer does not operate, check it by following the procedure described in Monitor runs whenever following DTCs not present None Time after ignition switch off to ON 3 seconds or more Transfer neutral switch Not "N" position Vehicle speed 9 km/h (5.6 mph) or more Battery voltage 8 V or more Starter OFF Vehicle speed sensor signal No pulse input
2009 Toyota Tundra 2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra
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