DTC P0117: Notes

DTC P0117 [L3] CHART

DTC P0117	ECT sensor circuit low input
DETECTION CONDITION	The PCM monitors the ECT sensor signal at PCM terminal 2AK. If the PCM detects the ECT sensor voltage below 0.2 V, the PCM determines that the ECT sensor circuit has malfunction. 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. The DTC is stored in the PCM memory.
POSSIBLE CAUSE	ECT sensor malfunction Connect or terminal malfunction Short to ground in wiring harness between ECT sensor terminal A and PCM connector terminal 2AK Short each wiring harness ECT signal circuit and ECT ground circuit PCM malfunction