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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 131 (Starting System) >> General Procedures >> Starter Motor Drive Gear & Flywheel Ring Gear Inspection

Starter Motor Drive Gear & Flywheel Ring Gear Inspection

WARNING: This page is about a different car, the 2009 Mercury Grand Marquis and 2009 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
    WARNING: Before servicing a vehicle equipped with a fire suppression system, depower the system by following the procedure in FIRE SUPPRESSION SYSTEM article. Failure to follow the instructions may result in serious personal injury.
  1. Remove the starter motor. For additional information, refer to Starter Motor .
  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 .
  3. Fig 1: Checking Wear Patterns On Starter Drive And Flexplate Ring Gear
    GF0013768Courtesy of FORD MOTOR CO.
    WARNING: If the vehicle is equipped with a fire suppression system, repower the system. For important safety warnings and procedures, refer to FIRE SUPPRESSION SYSTEM article. Failure to follow these instructions may result in serious personal injury.
  4. 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 . Install a new flexplate ring gear. For additional information, refer to ENGINE - 4.6L (2V) article.
  5. Fig 2: Damaged Starter Drive And Flexplate Ring Gear
    GF0013769Courtesy of FORD MOTOR CO.