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Home >> Cadillac >> 1996 >> Eldorado Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Tests W/Codes >> Diagnostic Trouble Codes >> DTC P1526 - TP Sensor Learn Not Complete >> Diagnostic Procedures
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Diagnostic Procedures

  1. Perform On-Board Diagnostic (OBD) System Check. After performing OBD system check, go to next step.
  2. Check if DTC(s) P0120, P0121, P0122, P0123, P1121, P1122 or P1524 are also present. If any of these DTC(s) are present, diagnose affected DTC(s) first. If these DTC(s) are not present, go to next step.
  3. Turn ignition off. Ensure throttle is fully closed. Turn ignition on and wait 30 seconds. Turn ignition off. After 30 seconds, repeat the step. After performing this step, go to next step.
  4. With ignition off, wait 30 seconds. Turn ignition on. Using scan tool in DTC mode, select DTC INFO. If scan tool display indicate TEST RAN, TEST PASSED in this ignition cycle, system is okay. If scan tool display does not indicate TEST RAN, TEST PASSED in this ignition cycle, see DIAGNOSTIC AIDS.
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