L-SB-0044-19
Service Bulletin Details
Public Details for: L-SB-0044-19
Models from 2019
2019 LEXUS RX HYBRID |
2019 LEXUS RX450H |
Models from 2018
2018 LEXUS RX HYBRID |
2018 LEXUS RX450H |
Models from 2017
2017 LEXUS RX HYBRID |
2017 LEXUS RX450H |
Models from 2016
2016 LEXUS RX HYBRID |
2016 LEXUS RX450H |
L-SB-0044-19 November 18, 2019 MIL ON With Misfire DTC(s) P0301, P0302, P0303, P0304, P0305, and/or P0306 Service Category Vehicle Interior Section Meter/Gauge/Display Market USA Applicability YEAR(S) MODEL(S) 2016 - 2019 RX450H ADDITIONAL INFORMATION Introduction Some 2016 – 2019 model year RX450h and 2018 – 2019 model year RX450hL vehicles may exhibit a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): P0301 – Cylinder 1 Misfire Detected P0302 – Cylinder 2 Misfire Detected P0303 – Cylinder 3 Misfire Detected P0304 – Cylinder 4 Misfire Detected P0305 – Cylinder 5 Misfire Detected P0306 – Cylinder 6 Misfire Detected Follow the Repair Procedure in this bulletin to address this condition. Warranty Information OP CODE DESCRIPTION TIME OFP T1 T2 EG1915 Engine ECM Reprogramming and R & R Ignition Coil 2.8 89661-##### 8A 74 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 vehicle’s in-service date. Warranty application is limited to occurrence of the specified condition described in this bulletin. © 2019 Lexus, a division of Toyota Motor Sales, USA Page 1 of 5 L-SB-0044-19 November 18, 2019 Page 2 of 5 MIL ON With Misfire DTC(s) P0301, P0302, P0303, P0304, P0305, and/or P0306 Parts Information PART NUMBER PART NAME QTY 90919-02280 90919-A2013 Coil Assy, Ignition 1 89661-##### Computer, Engine Control – 00451-00001-LBL Authorized Modification Labels 1 PREVIOUS NEW Required Tools & Equipment REQUIRED EQUIPMENT SUPPLIER PART NUMBER Techstream ADVi* TSADVUNIT Techstream 2.0 Techstream Lite QTY TS2UNIT ADE 1 TSLITEPDLR01 Techstream Lite (Green Cable) TSLP2DLR01 *Essential SST. NOTE Only ONE of the Techstream units listed above is required. Software version 14.20.019 or later is required. Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE) at 1-800-368-6787. Use Techstream or an approved J2534 interface to perform flash reprogramming updates. Visit techinfo.toyota.com for more information regarding J2534 reprogramming. SPECIAL SERVICE TOOLS (SST) PART NUMBER QTY Battery Diagnostic Tool* DCA-8000P T 1 *Essential SST. NOTE Additional SSTs may be ordered by calling 1-800-933-8335. © 2019 Lexus, a division of Toyota Motor Sales, USA L-SB-0044-19 November 18, 2019 Page 3 of 5 MIL ON With Misfire DTC(s) P0301, P0302, P0303, P0304, P0305, and/or P0306 Calibration Information YEAR MODEL ENGINE NEW 348Q4000 348Q4100 348Q4200 348Q4300 348Q4400 348N0000 348N0100 348N0200 348V6000 348V6100 348V6200 RX450hL 348T1000 348T1100 348T1200 RX450h 348Z3000 348Z3100 RX450hL 348Z4000 348Z4100 2016 RX450h 2017 2GR-FXS 2018 2019 CALIBRATION ID PREVIOUS Repair Procedure 1. Confirm the condition exists. Does the vehicle exhibit a MIL ON condition with ANY of the DTCs in the introduction present? YES — Continue to step 2. NO — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual. 2. Diagnose the misfire DTC(s). Refer to TIS, applicable model and model year Repair Manual: 2016 – 2017 RX450h: Engine / Hybrid System – 2GR-FXS (Engine Control): “P0300 – P0306; Random / Multiple Cylinder Misfire Detected” 2018 RX450h and RX450hL: Engine / Hybrid System – 2GR-FXS (Engine Control): “P0300 – P0306; Random / Multiple Cylinder Misfire Detected” 2019 RX450h and RX450hL: Engine / Hybrid System – 2GR-FXS (Engine Control): “P0300 – P0306; Random / Multiple Cylinder Misfire Detected” Does the diagnosis indicate a malfunctioning ignition coil? YES — Continue to step 3. NO — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual. © 2019 Lexus, a division of Toyota Motor Sales, USA L-SB-0044-19 November 18, 2019 Page 4 of 5 MIL ON With Misfire DTC(s) P0301, P0302, P0303, P0304, P0305, and/or P0306 Repair Procedure (continued) 3. Use Techstream to confirm if the ECM (PCM) calibration has been updated and check for the Authorized Modifications Label affixed to the vehicle in the location shown below. Is the calibration ID listed in Techstream and on the label the latest ECM (PCM) calibration? YES — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual. NO — Continue to step 4. Figure 1. Location of Authorized Modifications Label on 2016 – 2019 RX450h and 2018 – 2019 RX450hL 1 2 4 3 5 1 Replacement ECM (PCM) Part Number (e.g., 90919-02280) 4 Date Completed 2 New Calibration ID (e.g., 348Q4400) 5 This SB Number 3 Dealer Code © 2019 Lexus, a division of Toyota Motor Sales, USA L-SB-0044-19 November 18, 2019 Page 5 of 5 MIL ON With Misfire DTC(s) P0301, P0302, P0303, P0304, P0305, and/or P0306 Repair Procedure (continued) 4. Flash reprogram the ECM (PCM). NOTE The battery diagnostic tool MUST be used in Power Supply Mode to maintain battery voltage at 13.5V while flash reprogramming the vehicle. For details on how to use the battery diagnostic tool, refer to the DCA-8000 Instruction Manual located at TIS – Diagnostics – Tools & Equipment – Battery Diagnostics. 5. Follow the procedures outlined in Service Bulletin L-SB-0001-18, Techstream ECU Flash Reprogramming Procedure, and flash the ECM (PCM) with the NEW calibration file update. 6. Prepare and 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 NEW PART NUMBER] Calibration ID(s) [Refer to the Calibration Information section for the NEW CALIBRATION ID] Dealer Code Repair Date Change Authority [This bulletin number] B. Install the Authorized Modifications Label onto the vehicle at the location shown in Figure 1. The Authorized Modifications Label is available through the MDC, P/N 00451-00001-LBL. 7. Replace the ignition coil. A. Remove the subject ignition coil. Refer to TIS, applicable model and model year Repair Manual. 2016 RX450h: Engine / Hybrid System – 2GR-FXS (Engine Control): “Ignition Coil and Spark Plug: Removal” 2017 – 2019 RX450h: Engine / Hybrid System – 2GR-FXS (Engine Control): “Ignition Coil and Spark Plug: Removal” 2018 – 2019 RX450hL: Engine / Hybrid System – 2GR-FXS (Engine Control): “Ignition Coil and Spark Plug: Removal” B. Install the NEW ignition coil. Refer to TIS, applicable model and model year Repair Manual. 2016 – 2019 RX450h and 2018 – 2019 RX450hL: Engine / Hybrid System – 2GR-FXS (Engine Control): “Ignition Coil and Spark Plug: Installation” 8. Test-drive the vehicle to confirm proper operation. © 2019 Lexus, a division of Toyota Motor Sales, USA