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DT466- active 143 code - Tech tip
Title: 1995-2001 DT-466E/530E Engines with Active 143 and/or 144 CMP
Fault Codes Applies To: 1995-2000 DT-466E/530E Engines
DESCRIPTION
This document will guide the user through diagnosing and repairing Active Fault Code 143 and/or 144 on 1995-2003 MY emissions DT466E/530E engines.
This doc is 8 pages. download it / print it out and save for future reference.
SYMPTOM(s) - DTC/Light Description
143 SPN 21 FMI 2. - Incorrect Number of CMP Signal Transitions per Cam
Revolution.
144 SPN 21 FMI 8 - CMP Signal Noise detected
Customer Observations or Concerns:
• EWL Illuminated
ï White Exhaust Smoke
• Engine Misfire
• Engine Surging
• Engine Stumble
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Linear Mode
