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Removal and Installation
warningAlways observe the following items for preventing accidental activation.
  • Before servicing, ignition switch OFF, disconnect battery negative terminal and wait for 3 minutes or more (discharges electricity held in the additional power supply circuit of the air bag diagnosis sensor unit).
  • Always work from the side of air bag module. Never work in front of it.
 
 
REMOVAL
 
 
1. Remove instrument lower panel LH. Refer to Removal and Installation.
2. Remove driver knee air bag module mounting bolts , and then remove driver knee air bag module from vehicle body.
3. Disconnect driver knee air bag module harness connector and disengage driver knee air bag module harness fixing clips , and then remove driver knee air bag module.
caution
  • For installing/removing the driver knee air bag harness connector, insert a thin screwdriver wrapped in tape into notch, lift lock and remove the connector.
  • Install connector with lock raised, and push lock into the connector.
  • After installing the connector, check that the lock is pushed securely into it.
  • To prevent accidental explosion, always place the driver knee air bag module with deploying direction facing upward.
    : Upward
  • To prevent damage to the parts, never impact the driver knee air bag module.
  • Replace driver knee air bag module if it is dropped or sustains an impact.
  • To prevent accidental explosion, never insert any foreign objects (screwdriver, etc.) into the driver knee air bag module.
  • To prevent accidental explosion, never disassemble the driver knee air bag module.
  • To prevent accidental explosion, never expose the driver knee air bag module to temperature of more than 90 °C (194 °F).
  • To prevent damage to the parts, never allow oil, grease, detergent, or water to come in contact with the driver knee air bag module.
 
 
INSTALLATION
Note the following items, and then install in the reverse order of removal.
caution
  • Never reuse mounting bolts after removal, replace with new bolts.
  • Never damage the harness while installing.
  • After installation is completed, perform self-diagnosis using M.U.T.-III SE or air bag warning light, if the system is normal and ″PAST″ of ″Self Diagnostic Result″ is indicated, always perform ″ERASE″ of ″Self Diagnostic Result″ using M.U.T.-III SE. Refer to Work FlowWork Flow.
  • After the work is completed, check that no system malfunction is detected by air bag warning light.