DTC P0110-11: Intake Air Temperature Sensor 1 Bank 1 Circuit Short to Ground [12/2023 - ]: Procedure
WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.
- READ VALUE USING GTS (CHECK FOR SHORT IN WIRE HARNESS)
Pre-procedure1
- Disconnect the mass air flow meter sub-assembly connector.
*1 Mass Air Flow Meter Sub-assembly *2 ECM
- According to the display on the GTS, read the Data List.
Powertrain > Engine > Data List
Tester Display Intake Air Temperature Result
Result Proceed to The value of Intake Air Temperature is -40 °C A None of the above conditions are met B HINT:
-40°C (-40°F)
Post-procedure1
- None.
Result:
A
REPLACE MASS AIR FLOW METER SUB-ASSEMBLY. Refer to REMOVAL [12/2023 - ]
Result:
B
See step 2
- Disconnect the mass air flow meter sub-assembly connector.
- CHECK HARNESS AND CONNECTOR (MASS AIR FLOW METER SUB-ASSEMBLY - ECM)
Pre-procedure1
- Disconnect the mass air flow meter sub-assembly connector.
- Disconnect the ECM connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition Result C13-4 (THA) or C86-102 (THA) - Body ground and other terminals Always 10 kΩ or higher kΩ Result
Proceed to OK NG
Post-procedure1
- None.
Result:
OK
REPLACE ECM. Refer to REMOVAL [12/2023 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR