Operation CHARM: Car repair manuals for everyone.
Home >> Scion >> 2009 >> tC L4-2.4L (2AZ-FE) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Variable Valve Timing Actuator >> Testing and Inspection >> On-Vehicle Inspection
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

On-Vehicle Inspection









2AZ-FE ENGINE CONTROL SYSTEM: CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY: ON-VEHICLE INSPECTION

CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY: ON-VEHICLE INSPECTION

1. CHECK CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
(a) Check the operation.
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch ON.
(3) Turn the Techstream main switch ON.
(4) Start and warm up the engine.
(5) Select the menu items: Powertrain / Engine and ECT / Active Test / Control the VVT System (Bank 1).
(6) Operate the OCV using the Techstream, and then check the engine speed.
Standard condition:





If the operation is not as specified, check the oil control valve, wire harness and ECM.
pro multis · About Operation CHARM