Canada - Engine Controls - MIL ON/DTC P0335 Set

Bulletin
2836

Issue Date
September 5, 2007

Market
Canada

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

Component
ENGINE ELECTRICAL

Models
'07 Yaris

INTRODUCTION:
Some 2007 model year Yaris vehicles may exhibit a M.I.L. "ON" condition with DTC P0335 (Crankshaft Position Sensor "A" Circuit). Improvements have been made to the Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) calibration to reduce the possibility of this condition occurring. Please use the following procedure to update the calibration.

APPLICABLE VEHICLES:
- 2007 model year Yaris vehicles.







PARTS INFORMATION:

NOTE:
- The ECM (PCM) does NOT need to be replaced as part of the Repair Procedure.
- Authorized Modification Labels may be ordered in packages of 25 from your facing PDC.







WARRANTY INFORMATION:







REQUIRED SSTS:


NOTE*:
- The Diagnostic Tester is NOT recommended for flash reprogramming with this calibration file. Please use TIS Techstream or an approved J2534 interface to perform this update. Visit techinfo.toyota.com for more information regarding J2534 reprogramming.
- Additional Techstream units may be ordered by calling your Area Parts & Service Managers.
- The Midtronics Battery charger MUST be used in Power Supply Mode to maintain battery voltage at 13.5 volts while flash programming the vehicle.







CALIBRATION IDENTIFICATION CHART


REPAIR PROCEDURE:
1. Check for the Authorized Modifications Label affixed to the vehicle in the locations shown in Figures 1 and 2. Confirm if the ECM (PCM) calibration has been updated. If the calibration listed is NOT the latest ECM (PCM) calibration - go to step 2.







2. Flash reprogram the ECM/PCM.

NOTE*:
The Trickle Charger MUST be used in Power Supply Mode to maintain battery voltage at 13.5 volts while flash programming the vehicle.

Follow the procedures outlined in TSB2758, "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 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 TSB number): TSB2836

B Affix the Authorized Modifications Label to the vehicle at the location shown in Figure 1. The Authorized Modifications Label is available through the PDC, P/N 00451-00001-25

4. The repair is complete. Test drive the vehicle to confirm normal operation.
5. Clear any DTCs that set during the reprogramming process.

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.