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Home >> Cadillac >> 1995 >> Eldorado Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 30 (Engine Control System - Tests W/Codes) >> Diagnostic Trouble Codes >> DTC P0325 - Knock Sensor Module Circuit >> Diagnostic Procedures
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Diagnostic Procedures

WARNING: This page is about a different car, the 1996 Cadillac Seville, 1996 Cadillac Eldorado, and 1996 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform On-Board Diagnostic (OBD) System Check. After performing OBD system check, go to next step.
  2. Turn ignition off. Remove Knock Sensor (KS) module from PCM. Install a known-good KS module. Using FAILURE REC. snapshot data from scan tool, duplicate conditions when DTC originally set. Using scan tool, select DTC INFO then FAIL THIS IGN. function. If DTC P0325 resets, go to next step. If DTC P0325 does not reset, go to step 4).
  3. Replace PCM. Program replacement PCM using required equipment.
  4. Replace KS module.
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