DTC P007A-15: Charge Air Cooler Temperature Sensor Bank 1 Circuit Short to Battery or Open [10/2022 - ]: Procedure
WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
- READ VALUE USING GTS (CHECK FOR OPEN IN WIRE HARNESS)
Pre-procedure1
- Disconnect the No. 1 turbo pressure sensor connector.
- Connect terminals 4 (THIM) and 2 (E2) of the No. 1 turbo pressure sensor connector on the wire harness side.
- According to the display on the GTS, read the Data List.
*1 No. 1 Turbo Pressure Sensor *2 ECM *a Front view of wire harness connector
(to No. 1 Turbo Pressure Sensor)- - Powertrain > Engine > Data List
Tester Display Intake Air Temperature B1S1 (Turbo) Standard value
140°C (284°F)
Result
Result Proceed to Intake Air Temperature B1S1 (Turbo) is more than 140 °C A None of the above conditions are met B HINT:
140°C = 284°F
Post-procedure1
- None.
Result:
A
REPLACE NO. 1 TURBO PRESSURE SENSOR. Refer to PROCEDURE - Step 2
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 B43-4 (THIM) - B27-82 (THIM) Always Below 1 Ω Ω B43-2 (E2) - B27-84 (EPIM) Always Below 1 Ω Ω B43-4 (THIM) or B27-82 (THIM) - Other terminals Always 10 kΩ or higher kΩ Result
Proceed to OK NG
Post-procedure1
- None.
Result:
OK
REPLACE ECM. Refer to REMOVAL [10/2022 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR