The control module detected a fault associated with the Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Lexus.
TuningBot DTC Database · v4.37.15
P1116 Lexus - Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System
Manufacturer-specific interpretation for Lexus. All interpretations of P1116
What P1116 means
Related and nearby codes
How to read P1116
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about P1116
What does P1116 mean?
Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System. The control module detected a fault associated with the Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Lexus.
Is P1116 generic or manufacturer-specific?
P1116 is a manufacturer-specific code. In this database it is documented for: Lexus. The same number can mean something different on other brands.
Can TuningBot remove P1116 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
