DTC B1900/73: Short in Front Pretensioner Squib RH Circuit; DTC B1901/73: Open in Front Pretensioner Squib RH Circuit; DTC B1902/73: Short to GND in Front Pretensioner Squib RH Circuit; DTC B1903/73: Short to B+ in Front Pretensioner Squib RH Circuit [08/2013 - ]: Description
WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
The front pretensioner squib RH circuit consists of the airbag sensor assembly and front seat outer belt assembly RH.
The airbag sensor assembly uses this circuit to deploy the seat belt pretensioner when deployment conditions are met.
These DTCs are stored when a malfunction is detected in the front pretensioner squib RH circuit.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B1900/73 |
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| B1901/73 |
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| B1902/73 |
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| B1903/73 |
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