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Home >> Ford >> 2000 >> Taurus LX, 3.0 2, AX4N >> Repair and Diagnosis >> External Pages >> Different car >> Section 391 (Engine Controls - Powertrain DTC Charts & Descriptions - (Hybrid)) >> DTC Diagnosis >> DTC P0A01: Motor Electronics Coolant Temperature (MECT) Sensor Circuit Range Performance

DTC P0A01: Motor Electronics Coolant Temperature (MECT) Sensor Circuit Range Performance

WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
P0A01 - MOTOR ELECTRONICS COOLANT TEMPERATURE (MECT) SENSOR CIRCUIT RANGE PERFORMANCE

Description:  The TCM continuously monitors CAN communication bus for MECT message from the PCM. This DTC indicates that the MECT message received from the PCM is not within the TCM calculated temperature range, based on other TCM inputs.
Possible Causes: 
  • Damaged MECT sensor.
  • MECT harness issues.
  • Damaged PCM.
  • Damaged TCM.
Diagnostic Aids  :
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test DN .