Engine Controls - MIL ON DTC P0335

ENGINE
EG018-07

Title:
M.I.L. "ON" DTC P0335

Models:
'06 GS 430

July 13, 2007

Introduction

Some 2006 model year GS 430 vehicles may exhibit a M.I.L. "ON" condition with DTC P0335 (Crankshaft Position Sensor "A" Circuit) present. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been revised to improve this condition. Follow the repair procedure below to address customer concerns.

Applicable Vehicles

^ 2006 model year GS 430 vehicles.





Parts Information





Warranty Information

Applicable Warranty*
This repair is covered under the Lexus Federal Emissions 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.





Required Tools & Material





Calibration Identification Chart

Repair Procedure





1. Check for the Authorized Modifications Label affixed to the vehicle in the location shown in Figure 1. Confirm the ECM (PCM) calibration has been updated. If the calibration ID listed is NOT the latest ECM (PCM) calibration go to step 2.

2. Flash reprogram the ECM (PCM).

NOTE:
^ The GR8 Battery charger 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 charger, please refer to the GR8 Instructions Manual located on TIS, Diagnostics - Battery.

Follow the procedures outlined in TSIB No. SS002-07, "Techstream ECU Flash Reprogramming Procedure, " and flash the ECM (PCM) with the NEW calibration file update.

3. Install the Authorized Modifications Label.

A. Using a permanent marker, enter the following information on the label:

^ ECM (PCM) part number: [Refer to the Parts In formation 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): EGO18-07

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.

4. Clear any DTCs that may have been set during the reprogramming process.

5. The repair is complete. Test drive the vehicle to confirm normal operation.