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Home >> Lexus >> 2006 >> IS 250 RWD, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Starting (2GR-FSE)) >> Smart Access System With Push-Button Start >> DTC B2282 Vehicle Speed Signal Malfunction (Cable-Information does not Match to Bean-Information) ; DTC B2283 Vehicle Speed Sensor Malfunction >> Description

DTC B2282 Vehicle Speed Signal Malfunction (Cable-Information does not Match to Bean-Information) ; DTC B2283 Vehicle Speed Sensor Malfunction: Description

WARNING: This page is about a different car, the 2006 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.

The power source control ECU and the combination meter are connected by a cable and the BEAN. DTC B2282 is output when: 1) the cable information and BEAN information are inconsistent; and 2) a malfunction is detected between the vehicle speed sensor and combination meter.

DTC DETECTION CONDITION CHART

DTC No. DTC Detection Condition Trouble Area Trouble Area
B2282 When both conditions below are met:
  • Cable for BEAN information between the power source control ECU and the combination meter are inconsistent
  • Malfunction is detected between the vehicle speed sensor and the combination meter
  • Power source control ECU
  • Combination meter
  • Wire harness

The skid control ECU converts these signals into 4-pulse signals and sends them to the combination meter. After this signal is converted into a more precise rectangular waveform by the waveform shaping circuit inside the combination meter, it is then transmitted to the power source control ECU. The power source control ECU determines the vehicle speed based on the frequency of these pulse signals.

DTC DETECTION CONDITION CHART

DTC No. DTC Detection Condition Trouble Area
B2283 When both conditions below are met:
  • Over-deceleration in vehicle speed
  • Vehicle speed and engine speed do not match
  • Power source control ECU
  • Combination meter
  • Speed sensor
  • Skid control ECU
  • Wire harness
Fig 1: Vehicle Speed Sensor Communication Diagram
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