DTC P0116 [L3]: Notes
DTC P0116 (L3) DETECTION CONDITION & POSSIBLE CAUSES
| DTC P0116 |
ECT sensor circuit range/performance problem |
| DETECTION CONDITION |
- The PCM monitors the maximum value and minimum value of engine coolant temperature when the engine is started and 5 min
have been passed after leaving the vehicle 6 h or more
. If difference between maximum and minimum values of engine coolant temperature is below 6°C {43°F}
the PCM determines that there is an ECT circuit range/performance problem.
Diagnostic support note
- This is a continuous monitor, (Engine cooling system)
- MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle.
- FREEZE FRAME DATA is available.
- DTC is stored in the PCM memory.
|
| POSSIBLE CAUSE |
- ECT sensor connector or terminal malfunction
- ECT sensor malfunction
- PCM connector or terminal malfunction
- Thermostat malfunction
- PCM malfunction
|