P1117 LEXUS Possible Causes
- Low engine coolant level
- Faulty Engine Coolant Temperature (ECT) sensor for HST
- Engine Coolant Temperature (ECT) sensor for HST circuit open or shorted
- Engine Coolant Temperature (ECT) sensor for HST circuit poor electrical connection
- Faulty engine coolant thermostat
How to Fix P1117 LEXUS Code?
Start by checking the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Engine light on (or service engine soon warning light)
P1117 LEXUS Meaning
The Coolant Temperature Sensor Circuit Bank for Coolant Heat Storage System is the generic description for Lexus P1117 code, but the manufacturer may have a different description for your vehicle model and year. Currently, we don’t have further information about Lexus OBDII P1117 code.