Engine Controls - MIL ON/DTC's P1364/P1365 Set
L-SB-0142-11November 2, 2011
MIL "ON" DTC P13641P1365 - Camshaft Position Actuator
Circuit Open
Service Category
Engine/Hybrid System
Section
Engine Control
Market
USA
Applicability
Introduction
Some 2010 model year LS 460 vehicles may exhibit a MIL "ON" condition with Diagnostic Trouble Code (DTC) P1364/P1365 (Camshaft Position Actuator Circuit Open, Low, High Bank 1/ Bank 2) stored in the Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM). Use the following repair procedure to address this condition.
Production Change Information
This TSIB applies to vehicles produced BEFORE the Production Change Effective VINs shown.
Warranty Information
Parts Information
Calibration Information
Required Tools & Equipment
Repair Procedure
1. Confirm the condition matches the Introduction.
2. Check for the Authorized Modifications Label affixed to the vehicle in the location shown in Figure 1. Confirm if the ECM (PCM) calibration has been updated. If the calibration ID listed is NOT the latest ECM (PCM) calibration - go to step 3.
3. Flash Reprogram the ECM (PCM).
NOTE
^ The GR8 Battery Diagnostic Station MUST be used in Power Supply Mode to maintain battery voltage at 13.5 volts while flash reprogramming the vehicle.
^ For details on how to use the GR8 Battery Diagnostic Station, refer to the GR8 Instruction Manual located on the Technical Information System (TIS), Diagnostics - Tools & Equipment - Battery Diagnostics.
Follow the procedures outlined in TSIB No.L-SB-0015-10, "Techstream ECU Flash Reprogramming Procedure"; and flash the ECM (PCM) with the NEW calibration file update.
4. Install the Authorized Modifications Label.
A. Using a permanent marker, enter the following information on the label:
^ ECM part number [Refer to the Parts Information section for the CURRENT PART NUMBER]
^ Calibration ID(s) [Refer to the Calibration Identification Chart for the NEW CALIBRATION ID]
^ Dealer Code
^ Repair Date
^ Change Authority [This TSIB number]
B. Affix the Authorized Modifications Label to the vehicle at the location shown in Figure 1. The Authorized Modifications Label is available through the MDC, P/N 00451-00001-LBL.
5. Test drive the vehicle to confirm proper vehicle operation.