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Home >> Oldsmobile >> 1998 >> Aurora >> Repair and Diagnosis >> Accessories & Equipment >> Memory Modules >> Memory System >> System Tests >> One Position Does Not Set Or Recall
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One Position Does Not Set Or Recall

NOTE: After repair or component replacement is completed, perform appropriate MEMORY SYSTEM CHECK under TROUBLE SHOOTING  to verify system is functioning properly.
  1. Perform appropriate MEMORY SYSTEM CHECK under TROUBLE SHOOTING  . Go to next step.
  2. Turn ignition switch to OFF position. Ground memory seat diagnostic connector, located under driver seat. Memory seat/mirror module will chime once to indicate Mode 1 has been entered. Remove ground from memory seat diagnostic connector, and within 5 seconds, ground memory seat diagnostic connector again. Module will chime 2 times to indicate Mode 2 has been entered. Operate seat and mirrors in all directions. Module will chime once at each open, shorted or faulty position sensor or circuit. If any seat switch positions caused memory seat/mirror module chime to sound, go to next step. If any seat switch position did not cause memory seat/mirror module to sound, go to step 8).
  3. Check for open or short in appropriate wire between memory seat/memory mirror module and position sensors. See IDENTIFYING POSITION SENSOR CIRCUITS  table. See WIRING DIAGRAMS  . If circuit is okay, go to next step. If circuit is not okay, go to step 7).
    IDENTIFYING POSITION SENSOR CIRCUITS

    Application Wire Color
    Left Mirror Left/Right Gray
    Left Mirror Up/Down Dark Green
    Right Mirror Left/Right Light Blue/Black
    Right Mirror Up/Down Brown
    Seat Rear Height Tan
    Seat Front Height Brown/White
    Seat Forward/Back Dark Green
  4. Check for open in Gray wire between appropriate seat position sensor and splice S324, or between mirror position sensor and splice S323. If circuit is okay, go to next step. If circuit is not okay, go tostep 7).
  5. Check for open in Black wire between appropriate seat position sensor and splice S332, or between mirror position sensor and splice S331. If circuit is okay, go to next step. If circuit is not okay, go to step 7).
  6. Replace inoperative position sensor.
  7. Repair open in appropriate wire. See WIRING DIAGRAMS  .
  8. System is functioning properly. Perform appropriate MEMORY SYSTEM CHECK under TROUBLE SHOOTING. If symptom still exists, replace memory seat/mirror module. See MEMORY SEAT/MIRROR MODULE  under REMOVAL & INSTALLATION.
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