Possible Cause

[B0021-09, B0021-1A]

• Connection malfunction or short circuit of harness and connector
• Internal malfunction of curtain air bag module LH
• Internal malfunction of air bag diagnosis sensor unit

[B0021-11]

• Connection malfunction or short circuit to ground of harness and connector
• Internal malfunction of curtain air bag module LH
• Internal malfunction of air bag diagnosis sensor unit

[B0021-12]

• Connection malfunction or short circuit to power supply of harness and connector
• Internal malfunction of curtain air bag module LH
• Internal malfunction of air bag diagnosis sensor unit

[B0021-13]

• Connection malfunction or open circuit of harness and connector
• Internal malfunction of curtain air bag module LH
• Internal malfunction of air bag diagnosis sensor unit