Toyota Sienna Service Manual: ROM Error/ RAM Error

Diagnostic trouble code chart

COMMUNICATION DIAGNOSIS: DVD PLAYER: CD PLAYER IN-DASH CD CHANGER ...

Absence of Registration Unit/ No Response for Connection Check/ Last Mode Error/ No Response Against ON / OFF Command/ Mode Status Error/ Slave Reset

DESCRIPTION HINT:  *1: Even if no fault is present, this trouble code may be stored depending on the battery condition or engine start voltage.  *2: If the power connector is ...

Other materials:

ECM / PCM Internal Engine Off Timer Performance
DTC SUMMARY DESCRIPTION To ensure the accuracy of the EVAP (Evaporative Emission) monitor values, the soak timer, which is built into the ECM, measures 5 hours (+/- 15 minutes) from when the ignition switch is turned off, before the monitor is run. This allows the fuel to cool down, whic ...

On-vehicle inspection
1. INSPECT CAMSHAFT TIMING CONTROL VALVE ASSEMBLY  Connect the intelligent tester to the DLC3.  Turn the ignition switch to the ON position.  Start the engine and warm it up.  Select the intelligent tester from the ACTIVE TEST menu.  Check the engine speed ...

Poor Sound Quality in All Modes (Low Volume)
INSPECTION PROCEDURE 1 CHECK AUDIO SETTINGS Set "BASS", "MID", and "TREB" to the initial values and check that sound is normal. OK: Malfunction disappears. 2 COMPARE WITH ANOTHER VEHICLE OF SAME MODEL Compare with another vehicle of the same model. ...