Inspection Procedure: Procedure
WARNING: This page is about a different car, the 2010 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK OTHER DTCS OUTPUT (IN ADDITION TO DTC P0756)
- Connect the Techstream to the DLC3.
- Turn the engine switch on (IG) position and push the Techstream main switch ON.
- When you use Techstream:
Select the item "Powertrain / ECT / Trouble Codes".
- Read the DTCs using the Techstream.
Result
Display (DTC output) Proceed to Only "P0756" is output A "P0756" and other DTCs B HINT:
If any other codes besides "P0756" are output, perform troubleshooting for those DTCs first.
B → GO TO DTC CHART
A: Go to next step
- INSPECT SHIFT SOLENOID VALVE S2
- Remove the shift solenoid valve S2.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
Tester Connection Specified Condition
20°C (68°F)Solenoid Connector (S2) - Solenoid Body (S2) 11 to 15 Ω - Connect the positive (+) lead to the terminal of the solenoid connector, and the negative (-) lead to the solenoid body.
OK
The solenoid makes an operating sound.
NG → REPLACE SHIFT SOLENOID VALVE S2
OK: Go to next step
- INSPECT TRANSMISSION VALVE BODY ASSEMBLY
OK
There are no foreign objects on each valve.
NG → REPLACE TRANSMISSION VALVE BODY ASSEMBLY
OK → REPAIR OR REPLACE AUTOMATIC TRANSMISSION ASSEMBLY