Canada - Engine - MIL ON/DTC's P0012/P0022 Set

Bulletin
TSB3344

Issue Date
February 10, 2010

Market
Canada

Title
MIL "ON" DTC P0012 AND/OR P0022

Component
ENGINE MECHANICAL

Models
'10 Sequoia; Tundra

INTRODUCTION:
Some 2010 model year Sequoia and Tundra vehicles may exhibit a MIL "ON" condition for Diagnostic Trouble Code (DTC) P0012 and/or P0022 (Camshaft Position "A" - Timing Over- Retarded Bank 1/2).
Please refer to the following repair procedure to address this condition.






APPLICABILITY:






WARRANTY INFORMATION:

PRODUCTION CHANGE INFORMATION:

This TSB applies to vehicles produced BEFORE the Production Change Effective VIN shown below.






Sequoia






Tundra






PARTS INFORMATION:






REQUIRED TOOLS & EQUIPMENT:

NOTE:
Additional Techstream units may be ordered by completing the order form on ETAS and faxing it to (416) 431-8342.






REQUIRED TOOLS & EQUIPMENT:

TSB OVERVIEW
1. Confirm that DTC P0012 and/or P0022 is stored in the ECM.
2. Diagnose the Oil Control Valves (OCVs) for proper operation.
3. If the OCVs operate correctly, replace both intake VVTi gear assemblies following the repair procedure in this bulletin.

DIAGNOSTIC PROCEDURE
1. Using ETAS Techstream, confirm that DTC P0012 and/or P0022 is stored in the ECM.
2. Remove the affected Oil Control Valve (OCV) and inspect for debris in the valve or evidence that the valve is stuck.
3. Check valve operation by applying positive (+) battery voltage to terminal 1 and negative (-) battery voltage to terminal 2. Valve should move quickly when voltage is applied. If NOT, valve should be replaced.
4. Reinstall the OCVs, warm up the engine to over 167F (75C) and perform an Active Test using Techstream.
Powertrain / Engine and ECT / Active Test / Control the VVT System (Bank 1) or (Bank2)

5. If there is NO debris, and the OCV moves with battery voltage, and Active Test functions - Replace both intake VVTi gears following the repair procedure below.

REPAIR PROCEDURE:
1. Replace both intake VVTi gears.
Refer to the Technical Information System (TIS), applicable model and model year Repair Manual:

Removal:
2010 Sequoia:
- Division: Toyota
- Model: Sequoia
- Year: 2010
- Service Category: Engine/Hybrid System
- Section: Engine Mechanical
- Keyword: 1UR-FE Engine Mechanical: Camshaft (for Bank 1) / (for Bank 2): Removal
- Keyword: 3UR-FE / 3UR-FBE Engine Mechanical: Camshaft: Removal

2010 Tundra:
- Division: Toyota
- Model: Tundra
- Year: 2010
- Service Category: Engine/Hybrid System
- Section: Engine Mechanical
- Keyword: 1UR-FE Engine Mechanical: Camshaft (for Bank 1) / (for Bank 2): Removal
- Keyword: 3UR-FE Engine Mechanical: Camshaft (for Bank 1) / (for Bank 2): Removal
- Keyword: 3UR-FBE Engine Mechanical: Camshaft (for Bank 1) / (for Bank 2): Removal

Installation:
2010 Sequoia:
- Division: Toyota
- Model: Sequoia
- Year: 2010
- Service Category: Engine/Hybrid System
- Section: Engine Mechanical
- Keyword: 1UR-FE Engine Mechanical: Camshaft (for Bank 1) / (for Bank 2): Installation
- Keyword: 3UR-FE / 3UR-FBE Engine Mechanical: Camshaft: Installation

2010 Tundra:
- Division: Toyota
- Model: Tundra
- Year: 2010
- Service Category: Engine/Hybrid System
- Section: Engine Mechanical
- Keyword: 1UR-FE Engine Mechanical: Camshaft (for Bank 1) / (for Bank 2): Installation
- Keyword: 3UR-FE Engine Mechanical: Camshaft (for Bank 1) / (for Bank 2): Installation
- Keyword: 3UR-FBE Engine Mechanical: Camshaft (for Bank 1) / (for Bank 2): Installation

2. Verify the vehicle has the proper coolant and oil levels.
3. Clear all DTCs and confirm the condition has been corrected.

NOTE:
Issue of this Technical Service Bulletin is to ensure that proper repair information is available. IT DOES NOT CONSTITUTE AN AUTHORIZATION FOR REPAIR. Normal provisions of the formal warranty policy, as applicable, will apply.