DTC U0401-68 (77-01): Notes

DTC U0401-68  : Invalid Data Received From Powertrain Control Module (PCM)

How to use this manual .

NOTICE: 

Before you troubleshoot, review the How to Troubleshoot .

NOTE:  Troubleshoot the following DTCs first, if stored at the same time.

• PGM-FI System DTCs - Refer to: Fuel and Emissions Systems DTC Troubleshooting Index(3.0L Engine (USA/Canada models)) or Fuel and Emissions Systems DTC Troubleshooting Index