Conditions for Setting the DTC

P0CEF

• The hybrid/EV electronics coolant temperature does not fall within 21°C (37.8°F) of the outside air temperature.

  AND

• The hybrid/EV electronics coolant temperature does not fall within 35°C (63°F) of the transmission fluid temperature.

P0CF0 

The hybrid/EV electronics coolant temperature is greater than 100°C (212°F) indicating a circuit voltage less than 0.10 V.

P0CF1 

The hybrid/EV electronics coolant temperature is less than -40°C (-40°F) indicating a circuit voltage greater than 4.90 V.

P0CF2

• The hybrid/EV electronics coolant temperature is intermittent or has changed greater than 95°C (171°F).
• Condition exists for 5 seconds or more.