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DTC P0116 Engine Coolant Temperature Circuit Range / Performance Problem: Description

Refer to DTC P0115  .

DTC TROUBLE DETECTION CHART

DTC No. DTC Detection Condition Trouble Area
P0116 When either of following conditions met (2 trip detection logic):
  • When cold engine started and engine warmed up, Engine Coolant Temperature (ECT) sensor value does not change.
  • After warmed up engine started, ECT sensor value does not change when engine stopped and then next cold engine start performed.
  • Thermostat
  • ECT sensor
For Mexico Models:
Case 1:
Engine Coolant Temperature (ECT) between 35°C and 60°C (95°F and 140°F) when engine started, and conditions (a) and (b) met (2 trip detection logic)
(a) Vehicle driven at varying speeds (accelerated and decelerated)
(b) ECT remains within 3°C (37.4°F) of initial ECT
Case 2:
ECT more than 60°C (140°F) when engine started, and conditions (a) and (b) met (6 trip detection logic)
(a) Vehicle driven at varying speeds (accelerated and decelerated)
(b) ECT measurements remain within 1°C (33.8°F) of initial ECT on 6 successive occasions
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