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Home >> Toyota >> 2019 >> Tundra TRD Pro >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Smart Key System (For Start Function) - Diagnostic Codes & Symptom Tests) >> Smart Key System (For Start Function) [3UR-FE] >> DTC B2282: Vehicle Speed Signal Malfunction; DTC B2283: Vehicle Speed Sensor Malfunction [08/2019 - ] >> Description
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DTC B2282: Vehicle Speed Signal Malfunction; DTC B2283: Vehicle Speed Sensor Malfunction [08/2019 - ]: Description

WARNING: This page is about a different car, the 2021 Toyota Tundra and 2020 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.

DTC B2282 is stored when the vehicle speed signal sent by the combination meter assembly via direct line and the vehicle speed signal sent via CAN communication do not match.

DTC B2283 is stored when a malfunction in the vehicle speed sensor is detected.

DTC No. Detection Item DTC Detection Condition Trouble Area Note
B2282 Vehicle Speed Signal Malfunction The vehicle speed signal sent by the combination meter assembly via direct line and the vehicle speed signal sent via CAN communication do not match. (1-trip detection logic*)
  • Meter/gauge system
  • Certification ECU (smart key ECU assembly)
  • Harness or connector
 DTC Output Confirmation Operation: 
  1. Drive the vehicle at a vehicle speed of 25 km/h (16 mph) or more for 20 seconds, and then drive the vehicle at a vehicle speed of less than 5 km/h (3 mph) for 20 seconds.
B2283 Vehicle Speed Sensor Malfunction Vehicle speed signal malfunction is detected (excessive deceleration is detected). (1-trip detection logic*)
  • Meter/gauge system
  • Certification ECU (smart key ECU assembly)
  • Harness or connector
 DTC Output Confirmation Operation: 
  1. Drive the vehicle at a vehicle speed of 50 km/h (31 mph) or more for 10 seconds.
  1. *: Only detected while a malfunction is present.
VEHICLE CONDITION AND FAIL-SAFE FUNCTION WHEN MALFUNCTION DETECTED

DTC Code Vehicle Condition when Malfunction Detected Fail-safe Function when Malfunction Detected
B2282
  • When the signal sent via either direct line or CAN communication is malfunctioning and indicates that the vehicle speed is 0 km/h (0 mph), there is no effect on vehicle behavior.
  • When the signal sent via either direct line or CAN communication is malfunctioning and indicates that the vehicle is moving, the engine switch cannot be turned from on (IG) to off.
 -
B2283
  • The power source mode is changed to off (the engine is stopped) by pressing the engine switch while the vehicle is being driven.
  • With the electrical key transmitter sub-assembly in the cabin, even if an engine start operation is performed, the engine will not start.
 Steering lock motor operation is prohibited.
RELATED DATA LIST AND ACTIVE TEST ITEMS

DTC No. Data List and Active Test
B2282
B2283		 Power Source Control 
  • Vehicle Speed Signal
  • Power Supply Condition

Combination Meter 
  • Vehicle Speed Meter
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