ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY
(a) Connect the Techstream to the DLC3.
(b) Start the engine.
(c) Turn the Techstream on.
(d) Inspect the camshaft timing oil control solenoid assembly (for intake side).
(1) Enter the following menus: Powertrain / Engine / Active Test / Control the Intake VVT OCV Duty Ratio Bank 1 / Data List / Intake VVT Change Angle Bank 1.
Powertrain > Engine > Active Test Active Test Display |
---|
Control the Intake VVT OCV Duty Ratio Bank 1 |
Data List Display |
---|
Intake VVT Change Angle Bank 1 |
(2) Read the Data List while performing the Active Test with the engine idling.
OK:
Techstream Operation | Data List(Intake VVT Change Angle Bank 1) |
---|---|
-100% to 100% | Varies by 70 DegFR or more |
If the result is not as specified, check the camshaft timing oil control solenoid assembly, wire harness and ECM.
(e) Inspect the camshaft timing oil control solenoid assembly (for exhaust side).
(1) Enter the following menus: Powertrain / Engine / Active Test / Control the Exhaust VVT OCV Duty Ratio Bank 1 / Data List / Exhaust VVT Change Angle Bank 1.
Powertrain > Engine > Active Test Active Test Display |
---|
Control the Exhaust VVT OCV Duty Ratio Bank 1 |
Data List Display |
---|
Exhaust VVT Change Angle Bank 1 |
(2) Read the Data List while performing the Active Test with the engine idling.
OK:
Techstream Operation | Data List (Exhaust VVT Change Angle Bank 1) |
---|---|
-100% to 100% | Varies by 70 DegFR or more |
If the result is not as specified, check the camshaft timing oil control solenoid assembly, wire harness and ECM.
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Vehicle Stability Control System: ABS Pump Motor Control Circuit Voltage Out of Range (C052C1C)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area C052C1C ABS Pump Motor Control Circuit Voltage Out of Range When the +BS terminal voltage is from 9.5 to 17.4 V with the motor relay and motor fail safe relay OFF, an open or short in motor circuit continues for ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Front Power Seat Control System (w/ Memory): Power Seat Power Easy Access System Function does not Operate
DESCRIPTION
The seat slides backward when either of the following conditions is met:
The driver seat belt is unfastened with the engine switch off and the shift lever in P.
The engine switch is turned from on (IG) or on (ACC) to off with the shift lever in P and the driver seat belt unfasten ...