Use Diagnostic Trouble Codes (DTCs) (from the DTC checks) in the table below to determine the trouble area and proper inspection procedure. The Supplemental Restraint System (SRS) diagnostic trouble code chart is shown below as an example.

Symptom simulation
Problem symptoms tableBefore recharging
When recharging, the battery produces hydrogen gas which is flammable and
explosive. Therefore, observe the following before recharging:
if recharging with the battery installed on the vehicle, be sure to
disconnect
the ground cable.
Make sure the power switch on the charger is off when ...