What Does The P0841 Error Code Mean? The PCM or Transmission Control Module (TCM) will set the P0841 fault code after the specific enabling conditions have been met ...

James, I have a 1988 Corvette Tuned Port Injection (TPI) that randomly sets a code 36: a mass airflow (MAF) sensor function fault. I have replaced the Electronic Control Module (ECM), the mass airflow ...