Lanos S Hatchback L4-1.6L DOHC D-TEC MFI (1999)
Sensing and Diagnostic Module (SDM): Service and Repair
Removal Procedure
1. Disconnect the negative battery.
2. Remove the rear console.
3. Remove the front console.
4. Remove the air duct between the instrument panel and the floor.
5. Disconnect the sensing and diagnostic module (SDM) electrical connector.
6. Remove the SDM mounting bolts and the SDM. Do not disassemble the SDM. It has no serviceable parts.
Installation Procedure
NOTE: Do not install an SDM that has been dropped or has water damage, dents, cracks, or other visible defects. Attempted use of a defective SDM
can result in vehicle damage.
1. Install the SDM with the mounting bolts so that the arrow on the SDM label points toward the front of the vehicle
Tighten the SDM mounting bolts to 9 Nm (80 lb.in).
2. Connect the SDM electrical connector.