DTC B1920/77: Short in Rear Pretensioner Squib RH Circuit; DTC B1921/77: Open in Rear Pretensioner Squib RH Circuit; DTC B1922/77: Short to GND in Rear Pretensioner Squib RH Circuit; DTC B1923/77: Short to B+ in Rear Pretensioner Squib RH Circuit [03/2017 - 04/2020]: Description
The rear seat belt pretensioner RH circuit consists of the airbag ECU assembly and rear No. 1 seat outer belt assembly RH.
This circuit instructs the SRS to deploy when deployment conditions are met.
These DTCs are stored when a malfunction is detected in the rear seat belt pretensioner RH circuit.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Test Mode / Check Mode |
|---|---|---|---|---|---|
| B1920/77 | Short in Rear Pretensioner Squib RH Circuit | One of the following conditions is met:
|
|
Comes on | Applicable |
| B1921/77 | Open in Rear Pretensioner Squib RH Circuit | One of the following conditions is met:
|
|
Comes on | Applicable |
| B1922/77 | Short to GND in Rear Pretensioner Squib RH Circuit | One of the following conditions is met:
|
|
Comes on | Applicable |
| B1923/77 | Short to B+ in Rear Pretensioner Squib RH Circuit | One of the following conditions is met:
|
|
Comes on | Applicable |