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Home >> Toyota >> 2008 >> FJ Cruiser RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 221 (Supplemental Restraint System) >> Airbag System >> DTC B1628/82 Front Passenger Side - Side Airbag Sensor Assembly Initialization Incomplete; DTC B1637/82 Lost Communication with Passenger Side Rear Airbag Sensor; DTC B1638/82 Passenger Side Rear Airbag Sensor Initialization Incomplete; DTC B1647/82 Lost Communication with Front Passenger Side Satellite Sensor Bus >> Description

DTC B1628/82 Front Passenger Side - Side Airbag Sensor Assembly Initialization Incomplete; DTC B1637/82 Lost Communication with Passenger Side Rear Airbag Sensor; DTC B1638/82 Passenger Side Rear Airbag Sensor Initialization Incomplete; DTC B1647/82 Lost Communication with Front Passenger Side Satellite Sensor Bus: Description

WARNING: This page is about a different car, the 2008 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

The side airbag sensor RH consists of parts including the diagnostic circuit and the lateral deceleration sensor.

When the center airbag sensor receives signals from the lateral deceleration sensor, it determines whether or not the SRS should be activated.

DTC B1628/82, B1637/82, B1638/82 or B1647/82 is set when a malfunction is detected in the side airbag sensor RH circuit.

DTC TROUBLE DETECTION CONDITION

DTC No. DTC Detection Condition Trouble Area
B1628/82
B1637/82
B1638/82
B1647/82
When one of following conditions is met:
  • Center airbag sensor detects line short signal, open signal, short to ground signal or short to B+ signal in side airbag sensor RH circuit for 2 seconds.
  • Side airbag sensor RH malfunction
  • Center airbag sensor malfunction
  • Floor wire No. 2
  • Side airbag sensor RH
  • Center airbag sensor