Category: Diagnostic Tips

Flash: BCM Diagnostic And System Improvements - 2014 Jeep Cherokee

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NUMBER: 08-013-15
GROUP: Electrical
DATE: February 13, 2015

 

THIS BULLETIN SUPERSEDES SERVICE BULLETIN 08-111-14 DATED DECEMBER 20, 2014, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE CHANGING THE SERVICE BULLETIN TO AN RRT STATUS.

THIS SERVICE BULLETIN IS ALSO BEING RELEASED AS RAPID RESPONSE TRANSMITTAL (RRT) 15-021. ALL APPLICABLE SOLD AND UN-SOLD RRT VIN's HAVE BEEN LOADED. TO VERIFY THAT THIS RRT SERVICE ACTION IS APPLICABLE TO THE VEHICLE, USE VIP OR PERFORM A VIN SEARCH IN TECHCONNECT. ALL REPAIRS ARE REIMBURSABLE WITHIN THE PROVISIONS OF WARRANTY.

HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU IS AVAILABLE BY SELECTING “HELP” THEN “HELP CONTENTS” AT THE TOP OF THE wiTECH DIAGNOSTIC APPLICATION WINDOW.

THE wiTECH SOFTWARE LEVEL MUST BE AT 15.02 OR HIGHER TO PERFORM THIS PROCEDURE.

 

SUBJECT:

Flash: BCM Diagnostic And System Improvements

 

OVERVIEW:

This bulletin involves updating the Body Control Module (BCM) software.

 

MODELS:

2014 (KL) Jeep Cherokee

NOTE: This bulletin applies to vehicles built on or before July 11, 2014 (MDH 00711XX).

 

SYMPTOM/CONDITION:

Customer and or Technician may notice one of more of the following:

  • A message may be displayed in the cluster “Start/Stop Not Available”, this may have started after the battery was disconnected. On Further inspection the Technician may find DTC U0216 Lost Communication With Driver Door Switch.
  • Intermittent No Start condition Without any DTCs (Vehicles with steering column lock, only).
  • U1220-87 - Lost Steering Lock Request Message - Missing Message.
  • U1517-87 - Body Controller Secret Code - Missing Message.
  • B2199-17 - Battery Voltage - Circuit Voltage Above Threshold, set in the BCM.
  • Day Time Running Lamps (DRL) will not turn on until the vehicle speed is 2 MPH (3 KPH), (Manual Transmission only).
  • Puddle Lamps will not turn off when the engine is started, (Manual Transmission only).

NOTE: If battery system DTC P0562 Battery/System Voltage Low or P0563 Battery/System Voltage High are set, normal charging system diagnostics needs to be performed.

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Flash: Powertrain Control Module (PCM) Updates - 2015 Jeep Wrangler

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NUMBER: 18-024-15
GROUP: Vehicle Performance
DATE: March 13, 2015

 

THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 18-068-14, DATED NOVEMBER 25, 2014, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES REMOVING VEHICLES WITH 3.6L ENGINE. THESE VEHICLES WILL NOW BE COVERED UNDER EMISSION RECALL P72.

HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU IS AVAILABLE BY SELECTING “HELP” THEN “HELP CONTENTS” AT THE TOP OF THE wiTECH DIAGNOSTIC APPLICATION WINDOW.

THE wiTECH SOFTWARE LEVEL MUST BE AT 15.03 OR HIGHER TO PERFORM THIS PROCEDURE.

 

SUBJECT:

Flash: U0140 Lost Communication With Body Control Module

 

OVERVIEW:

This bulletin involves reprogramming the Powertrain Control Module (PCM) with update software.

 

MODELS:

2015 (JK) Jeep Wrangler

NOTE: **This bulletin applies to vehicles built on or before October 16, 2014 (MDH 1016XX) equipped with 3.0L V6 24V VVT Engine (sales code EHD).**

 

SYMPTOM/CONDITION:

During normal diagnostics a technician may find Diagnostic Trouble Code (DTC) U0140 Lost Communication With Body Control Module. Attempting to clear the DTC will be unsuccessful.

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Flash: Gear Shift Indicator System Enhancements - 2013-2014 Jeep Grand Cherokee (International Markets Only)

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NUMBER: 08-015-15
GROUP: Electrical
DATE: February 25, 2015

HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU IS AVAILABLE BY SELECTING “HELP” THEN “HELP CONTENTS” AT THE TOP OF THE wiTECH DIAGNOSTIC APPLICATION WINDOW.

THE wiTECH SOFTWARE LEVEL MUST BE AT 15.02 OR HIGHER TO PERFORM THIS PROCEDURE.

 

SUBJECT:

Flash: Gear Shift Indicator System Enhancements

 

OVERVIEW:

This bulletin involves reprogramming the Power Control Module (PCM) with new software.

 

MODELS:

2013-2014 (WK) Jeep Grand Cherokee (International Markets Only)

NOTE: This bulletin applies to vehicles built on or before July 22, 2013 (MDH 0722XX) equipped with 5.7L V8 HEMI Engine (Sales Code EZH) and Export Emissions (Sales Code NA1).

 

SYMPTOM/CONDITION:

A small number of customers may experience improper gear shift point indications displayed in the EVIC if the paddle shift mode is selected on the steering wheel.

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Flash: Powertrain Diagnostic and System Improvements - 2018 Jeep Compass (India)

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NUMBER: 18-082-17
GROUP: 18 - Vehicle Performance
DATE: September 2, 2017

 

THIS SERVICE BULLETIN IS ALSO BEING RELEASED AS RAPID RESPONSE TRANSMITTAL (RRT) 17-085. ALL APPLICABLE UN-SOLD RRT VIN’s HAVE BEEN LOADED. TO VERIFY THAT THIS RRT SERVICE ACTION IS APPLICABLE TO THE UN-SOLD VEHICLE, USE VIP OR PERFORM A VIN SEARCH IN TECHCONNECT.

FOR HELP WITH USING wiTECH FOR ECU FLASH REPROGRAMMING, CLICK ON THE APPLICATION’S “HELP” TAB.

THE wiTECH SOFTWARE IS REQUIRED TO BE AT THE LATEST RELEASE BEFORE PERFORMING THIS PROCEDURE.

 

SUBJECT:

Flash: Powertrain Diagnostic and System Improvements

 

OVERVIEW:

This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software.

 

MODELS:

2018 (M6) Jeep Compass (India)

NOTE: This bulletin applies to vehicles within the following markets/countries: APAC.

NOTE: This bulletin applies to vehicles built on or before June 28, 2017 (MDH 0628XX) equipped with a 2.0L I4 Turbo Diesel Engine (Sales Code EBT).

 

SYMPTOM/CONDITION:

Vehicle was built with incorrect Powertrain Control Module Calibration.

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Instrument Panel Cluster (IPC) Replacement - 2018 Jeep Compass

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NUMBER: 08-091-17
GROUP: 08 - Electrical
DATE: September 20, 2017

 

THIS SERVICE BULLETIN IS ALSO BEING RELEASED AS RAPID RESPONSE TRANSMITTAL (RRT) 17-091. ALL APPLICABLE SOLD AND UN-SOLD RRT VIN’s HAVE BEEN LOADED. TO VERIFY THAT THIS RRT SERVICE ACTION IS APPLICABLE TO THE VEHICLE, USE VIP OR PERFORM A VIN SEARCH IN TECHCONNECT. ALL REPAIRS ARE REIMBURSABLE WITHIN THE PROVISIONS OF WARRANTY.

THE wiTECH SOFTWARE IS REQUIRED TO BE AT THE LATEST RELEASE BEFORE PERFORMING THIS PROCEDURE.

 

SUBJECT:

Instrument Panel Cluster (IPC) Replacement

 

OVERVIEW:

This bulletin involves replacing the IPC.

 

MODELS:

2018 (MP) Jeep Compass

NOTE: This bulletin applies to vehicles within the following markets/countries: NAFTA.

NOTE: This bulletin applies to vehicles built on August 19, 2017 (MDH 0819XX) equipped with Instrument Panel Parts Module (Sales Code X81) with 160 MPH Primary Speedometer (Sales Code JCC) and Cluster 7.0( Color Driver Info Display (Sales Code JAJ).

 

SYMPTOM/CONDITION:

The customer may experience a high line instrument cluster resetting during certain high BUS load scenarios while driving, with normal cluster operation restored in 3-5 seconds.

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