Sienna AWD V6-3.3L (3MZ-FE) (2004)
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Engine Control Module: All Technical Service Bulletins
Engine Controls - MIL ON/DTC's P0748/P0798/P0985/P0986
TRANSMISSION & CLUTCH
TC001-04
March 23, 2004
Title:
M.I.L. "ON" DTC P0748, P0798, P0985 OR P0986
Models:
'04 Sienna
Introduction
Some 2004 model year Sienna vehicles may exhibit a M.I.L. "ON" condition with one of the following DTCs:
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P0748 (Pressure Control Solenoid "A" Electrical- SLT Solenoid)
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P0798 (Pressure Control Solenoid "C" Electrical - SL3 Solenoid)
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P0985 (Shift Solenoid "E" Control Circuit Low - SR Solenoid)
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P0986 (Shift Solenoid "E" Control Circuit High - SR Solenoid)
One of these codes may be stored as a result of Engine Control Module or ECM (SAE term: Powertrain Control Module/PCM) manufacturing issues.
Replacement of the ECM will correct this condition.
Applicable Vehicles
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2004 model year Sienna vehicles produced BEFORE the Production Change Effective VINs shown below.
Production Change Information
Warranty Information
Applicable Warranty*:
This repair is covered under the Toyota Specified Major Emission Control Component Warranty. This warranty is in effect for 96 months or 80,000
miles, whichever occurs first, from the vehicle's in-service date.
* Warranty application is limited to correction of a problem based upon a customer's specific complaint.
