Grand Marquis V8-4.6L Flex Fuel (2010)
Flywheel Gear: Testing and Inspection
Starter Motor Drive Gear and Flywheel Ring Gear Inspection
1. WARNING: Before servicing a vehicle equipped with a fire suppression system, depower the system by following the procedure in
Vehicle Jacking and Lifting. Failure to follow the instructions may result in serious personal injury.
Remove the starter motor. For additional information, refer to Starter Motor See: Starting and Charging/Starting System/Starter Motor/Service
and Repair.
2. Check the wear patterns on the (A) starter drive and the (B) flexplate ring gear. If the wear pattern is normal, install the starter motor. For
additional information, refer to Starter Motor See: Starting and Charging/Starting System/Starter Motor/Service and Repair.
3. WARNING: If the vehicle is equipped with a fire suppression system, repower the system. For important safety warnings and
procedures, refer to Vehicle Jacking and Lifting. Failure to follow these instructions may result in serious personal injury.
If the (A) starter drive gear and the flexplate ring gear are not fully meshing or the gears are (B) milled or damaged, install a new starter motor. For
additional information, refer to Starter Motor See: Starting and Charging/Starting System/Starter Motor/Service and Repair. Install a new
flexplate ring gear. For additional information, refer to Engine.
