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Home >> Toyota >> 2009 >> Matrix Base, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Control System (2AZ-FE)) >> SFI System >> DTC P0116 Engine Coolant Temperature Circuit Range / Performance Problem >> Description
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DTC P0116 Engine Coolant Temperature Circuit Range / Performance Problem: Description

WARNING: This page is about a different variant/trim than selected.

Refer to DTC P0115 (See DTC P0115 ENGINE COOLANT TEMPERATURE CIRCUIT MALFUNCTION; DTC P0117 ENGINE COOLANT TEMPERATURE CIRCUIT LOW INPUT; DTC P0118 ENGINE COOLANT TEMPERATURE CIRCUIT HIGH INPUT ).

DTC DETECTION CONDITION CHART

DTC No. DTC Detection Condition Trouble Area
P0116 Engine coolant temperatures as listed below are nearly the same (2 trip detection logic)(1):
  • Engine coolant temperature when engine is started is lower than 60°C (140°F)
  • Engine coolant temperature when engine is warmed up
  • Thermostat
  • Engine coolant temperature sensor
Engine coolant temperatures as listed below are nearly same when engine is started at higher than 60°C (140°F) of engine coolant temperature (2 trip detection logic)(1):
  • Engine coolant temperature when engine is stopped after driving
  • Engine coolant temperature when engine is started is lower than 60°C (140°F)
When either of following conditions is met (2 trip detection logic):
  • When cold engine started and engine warmed up, engine coolant temperature sensor value does not change
  • After engine is warmed up, engine coolant temperature sensor value does not change when engine stopped and then next cold engine start is performed
(1) Only Mexico models.