How to Repair Lexus LX570 AB60F Transmission Clutch/Brake Damage
Chinaobd2 is a leading supplier of all kinds of Car Diagnostic Tool, Truck Diagnostic Tool, OBD2 Code Reader, Car Key Programmer,ECU Chip Tunning,etc. Currently, the top selling product including: VCDS VAG COM Cable, iProg+ Programmer, Scania VCI3 Some 2008 – 2011 model year LX 570 vehicles may exhibit a MIL “ON” condition with transmission performance DTCs such as P2714, P0751, P0756, P0761, P0766, P0729, P0781, P0894, P2757, or P0776 and/or abnormal transmission shifting. Revised Engine Control Module/ECM (SAE term:Powertrain Control Module/PCM) software logic has been developed to address this condition. Insome cases, replacement of the automatic transmission may also be required. NOTE Confirm correct transmission fluid level by following the procedures in the Repair Manual BEFOREordering parts or reprogramming the ECM (PCM) since incorrect fluid level can also cause these DTCs. APPLICABLE WARRANTY- This repair is covered under the Lexus Federal Emission Warranty. This warranty is in effect for 96 months or 80,000 miles, whichever occurs first, from the vehicles in-service date.
- The ECM (PCM) should NOT be replaced as part of the repair procedure.
- YES to A or B — Go to step 2.
- NO to A and B — Continue test driving the vehicle and try to duplicate the MIL “ON” orabnormal transmission shifting. If unable to duplicate complaint, return the vehicle tothe customer. Do NOT attempt to repair the vehicle.
- 2008 / 2009 / 2010 / 2011 LX 570:
- YES — Go to step 4.
- NO — Adjust fluid level to correct level, then repeat step 3 to confirm correct fluid level.
- YES — Reprogram the ECM (PCM) per steps 5 – 6, then replace the transmission assembly per step 8.
- NO — Go to step 5.
- 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.
- 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 NEWCALIBRATION ID]
- Dealer Code
- Repair Date
- Change Authority [This bulletin number]
- 2008 / 2009 / 2010 / 2011 LX 570:
- YES to A or B — Go to step 8.
- NO to A and B — Continue test driving the vehicle and try to duplicate the MIL “ON” or abnormal transmission shifting. If unable to duplicate complaint after ECM (PCM) reprogramming, the repair is complete.
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