DTC P007A-11: Charge Air Cooler Temperature Sensor Bank 1 Circuit Short to Ground [09/2023 - ]: Procedure
WARNING: This page is about a different car, the 2024 Lexus TX 500h. 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 No. 1 turbo pressure sensor connector.
- According to the display on the GTS, read the Data List.
*1 No. 1 turbo pressure sensor *2 ECM Powertrain > Engine > Data List
Tester Display Intake Air Temperature B1S1 (Turbo) Result
Result Proceed to The value of Intake Air Temperature B1S1 (Turbo) is -40 °C A None of the above conditions are met B HINT:
-40°C (-40°F)
Post-procedure1
- None
Result:
A
REPLACE NO. 1 TURBO PRESSURE SENSOR. Refer to REMOVAL [09/2023 - ]
Result:
B
See step 2
- CHECK HARNESS AND CONNECTOR (NO. 1 TURBO PRESSURE SENSOR - ECM)
Pre-procedure1
- Disconnect the No. 1 turbo pressure sensor 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 C41-4 (THIM) or C26-82 (THIM) - 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 [09/2023 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR