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Home >> Toyota >> 2021 >> 4Runner TRD Off-Road >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System - Diagnostic Codes (B1690-B1905) & Symptom Tests >> Airbag System >> DTC B1810-53: Short in Driver Side Squib 2nd Step Circuit; DTC B1811-53: Open in Driver Side Squib 2nd Step Circuit; DTC B1812-53: Short to GND in Driver Side Squib 2nd Step Circuit; DTC B1813-53: Short to B+ in Driver Side Squib 2nd Step Circuit [08/2015 - 08/2019] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • When installing the spiral cable and steering wheel, be sure to adjust the spiral cable as it may break if the steering wheel is turned before adjusting the spiral cable (Refer to REMOVAL [08/2015 - ] ).
  • When disconnecting the cable from the negative (-) battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected (Refer to INITIALIZATION [08/2015 - 08/2019] ).

HINT: 

To perform the simulation method, enter check mode (signal check) with the Techstream (Refer to CHECK MODE PROCEDURE [08/2015 - ] ), and then wiggle each connector of the airbag system or drive the vehicle on various types of road (Refer to DIAGNOSIS SYSTEM [08/2015 - 08/2019] ).

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