SRS-004B: Diagnostic trouble code information

Condition 

Fig 1: Identifying Headlining

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If the circuit capacitance is too low for more than 10 seconds, diagnostic trouble code SRS-004B is displayed.

Substitute Value 

• Nothing.

Possible Source 

• Capacitance too low or open circuit in in-built capacitor in igniter wire connector.

Fault symptom[s] 

• SRS warning lamp on.