Conditions For Setting DTC

WARNING: This page is about a different car, the 2000 Buick Park Avenue. However, it is still accessible from the selected car via links, so may be relevant.

DTC sets when passenger deployment loop voltage and resistance tests are not within specified ranges.

DTC will set if DEPLOYMENT LOOP VOLTAGE and DEPLOYMENT LOOP RESISTANCE tests are within the following ranges:

IGNITION POSITIVE VOLTAGE is within normal operating range.
Deployment loop is not shorted to voltage.
Deployment loop is not open.
Deployment loop is not shorted to ground.
Deployment loop resistance is at least 1.3 ohms for 500 milliseconds.