18-013-20 REV. B
Service Bulletin Details
Public Details for: 18-013-20 REV. B
Flash: powertrain control module (pcm) updates this bulletin involves reprogramming the pcm with the latest available software. Customers may experience a malfunction indicator lamp (mil) illumination. Upon further investigation the techn
- 2020 -
Models from 2020
2020 JEEP WRANGLER |
NUMBER: GROUP: DATE: 18-013-20 REV. B 18 - Vehicle Performance July 10, 2020 This bulletin is supplied as technical information only and is not an authorization for repair. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without written permission of FCA US LLC. This bulletin supersedes Service Bulletin 18-013-20 REV. A, dated June 16, 2020, which should be removed from your files. All revisions are highlighted with **asterisks** and include updating the build date, revising the Repair Procedure, adding an inspection LOP and converting to an RRT. **This Service Bulletin is also being released as Rapid Response Transmittal (RRT) 20-041, dated July 10, 2020. All applicable Sold and Un-Sold RRT VINs have been loaded. To verify this RRT service action is applicable to the vehicle, use VIP or perform a VIN search in DealerCONNECT/Service Library. All repairs are reimbursable within the provisions of warranty.** SUBJECT: Flash: Powertrain Control Module (PCM) Updates OVERVIEW: This bulletin involves reprogramming the PCM with the latest available software. MODELS: 2020 (JL) Jeep Wrangler NOTE: This bulletin applies to vehicles within the following markets/countries: North America. NOTE: This bulletin applies to vehicles built on or before **June 15, 2020 (MDH 0615XX)** equipped with a 2.0L I4 DOHC DI Turbo Etorque Engine (Sales Code EC3). SYMPTOM/CONDITION: Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: • P0607 - ECU Internal Performance. • P0506 - Idle Speed Performance Lower Than Expected DIAGNOSIS: Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in DealerCONNECT/Service Library, verify all related systems are functioning as designed. If DTCs or symptom conditions, other than the ones listed are present, record the issues on the repair order and repair as necessary before proceeding further with this bulletin. **If a customer’s VIN is listed in VIP or your RRT VIN list, perform the repair. If any vehicle not on the VIN list exhibits the symptom/condition or DTCs, perform the repair.** 18-013-20 REV. B -2- REPAIR PROCEDURE: NOTE: Install a battery charger to ensure battery voltage does not drop below 13.2 volts. Do not allow the charging voltage to climb above 13.5 volts during the flash process. NOTE: If this flash process is interrupted/aborted, the flash should be restarted. 1. **Does the PCM control module have the latest software already installed? • YES>>> This bulletin has been completed, use inspect LOP (18-19-06-C5) to close the active RRT. • NO>>> Proceed to Step 2.** 2. Using wiTECH, Select PCM on the home screen than select the “Flash” tab. 3. Reprogram the PCM with the latest available software. Detailed instructions for flashing control modules using the wiTECH Diagnostic Application are available by selecting the application’s “HELP” tab. 4. Clear any DTCs that may have been set in any modules due to reprogramming. The wiTECH application will automatically present all DTCs after the flash and allow them to be cleared. POLICY: Reimbursable within the provisions of the warranty. TIME ALLOWANCE: Labor Operation No: Description Skill Category Amount **18-19-06-C5 Module, Powertrain Control (PCM) - Inspect (0 - Introduction) Module, Powertrain Control (PCM) - Reprogram (0 - Introduction) 1 - Engine Repair and Performance 0.2 Hrs.** 1 - Engine Repair and Performance 0.3 Hrs. 18-19-06-BK NOTE: The expected completion time for the flash download portion of this procedure is approximately 6 minutes. Actual flash download times may be affected by vehicle connection and network capabilities. FAILURE CODE: **The dealer must choose which failure code to use depending on if this is a Rapid Response Transmittal (RRT) or Service Bulletin. • The “RF” failure code is required for essential module flash/reprogramming and can only be used after confirmation that the VIN is included on the RRT. • The failure code “RF” (Required Flash) can no longer be used on Service Bulletin flashes. The “RF” failure code must be used on an RRT. • If the customer’s concern matches the SYMPTOM/CONDITION identified in the Service Bulletin, failure code CC is to be used. When utilizing this failure code, the 3C’s must be supplied. RF Required Flash - RRT CC Customer Concern**