Operation CHARM: Car repair manuals for everyone.

Air Bag(s) Arming and Disarming: Service and Repair


The content of this article/image reflects the changes identified in Land Rover TSB - LTB00180

Safety Information

WARNING: To avoid accidental deployment the back-up power supply must be depleted before beginning any work on the SRS System or its components. Failure to follow this instruction may result in personal injury

WARNING: Do not use a multimeter to probe and SRS module. It is possible for the power from the meter battery to trigger the activation of the module. Failure to follow this instruction may result in personal injury.


NOTE: It is advisable not to use a cellular phone or to have a cellular phone in close proximity when working on the SRS system or components.

Power Supply Depletion

Before beginning any work on the SRS system or related components:
1. Remove the ignition key.
2. Disconnect the battery leads, ground first.
3. Wait 2 minutes for the power circuit to discharge.