Body Control Module (BCM) Reconfigure For Enabling The Auto-On Comfort Settings (08-016-20)

WARNING: This page is about the Grand Cherokee High Altitude, 3.0L Eng VIN M, AWD, which is a different variant/trim than selected.

Publication date: 2020-02-05
Reference number: 08-016-20

BODY CONTROL MODULE (BCM) RECONFIGURE FOR ENABLING THE AUTO-ON COMFORT SETTINGS

TECHNICAL SERVICE BULLETIN

Reference Number(s): 08-016-20, Date of Issue: February 05, 2020

CHRYSLER:	2018-2020 Jeep Grand Cherokee (WK); 2018 Jeep Grand Cherokee (Venezuela) (W2); 2018-2019 Jeep Grand Cherokee (Egypt) (W3)
GROUP:	08 - Electrical

OVERVIEW

This bulletin involves reconfiguring the BCM and possibly a radio reset, to enable the auto-on comfort settings.

MODELS

MODELS CHART

2018 - 2020	(WK)	Jeep Grand Cherokee
2018	(W2)	Jeep Grand Cherokee (Venezuela)
2018 - 2019	(W3)	Jeep Grand Cherokee (Egypt)

NOTE: This bulletin applies to vehicles within the following markets/countries: North America, APAC, EMEA and LATAM.

NOTE: This bulletin applies to the following:

WK vehicles built on or before January 24, 2020 (MDH 0124XX) equipped with Heated Front Seats (Sales Code JPM), Ventilated Front Seats (Sales Code CAJ) or Heated Steering Wheel (Sales Code NHS) and without Remote Start System (Sales Code XBM).
W2 and W3 vehicles equipped with Heated Front Seats (Sales Code JPM) or Heated Steering Wheel (Sales Code NHS) and without Remote Start System (Sales Code XBM).

SYMPTOM/CONDITION

Customers may comment on one or more of the following:

If below 4°C (40°F), the heated seats or heated steering wheel turn on by themselves.
If above 26°C (80°F), the vented seats turn on by themselves.
Cannot turn off the auto-on comfort feature.

NOTE: With the symptom/condition listed above, there's no setting in the radio to turn the auto-on comfort feature off.

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 Diagnostic Trouble Codes (DTCs) or symptom conditions, other than the ones listed above are present, record the issues on the repair order and repair as necessary before proceeding further with this bulletin.

If the customer describes the symptom/condition listed above, perform the REPAIR PROCEDURE .

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 process.

Is the vehicle equipped with Remote Start System (Sales Code XBM) ?
- YES>>> This bulletin does not apply. Normal diagnosis should be performed.
- NO>>> Proceed to Step 2 of the Repair Procedure.
Place the ignition in the run position.
Using wiTECH, perform a restore vehicle configuration, under "Activities" menu and "Guided Diagnostic" tab.
Place the ignition in the off position, disconnect the wiTECH Micropod and open and close the driver door. This will allow all modules to go to sleep and should take about one minute.
Clear all DTCs that may have been set in any module due to reprogramming.
Verify the "Auto-On Comfort" feature by going into the radio "Settings>Auto-On Comfort".
Is there a setting with single check mark to enable or disable the "Auto-On Comfort" feature (Fig. 1) ?
- YES>>> This bulletin has been completed, use LOP (18-19-02-EX) to close the bulletin.
- NO>>> Proceed to step Step 8 of the Repair Procedure.
Perform a radio reset using wiTECH "Guided Diagnostics/Reset ECU".
Place the ignition in the off position, disconnect the wiTECH MicroPod and open and close the driver door. This will allow all modules to go to sleep and should take about one minute.
Verify the "Auto-On Comfort" feature by going into the radio "Settings>Auto-On Comfort".
Is there a setting with single check mark to enable or disable the "Auto-On Comfort" feature (Fig. 1) ?
- YES>>> This bulletin has been completed, use LOP (18-19-02-EY) to close the bulletin.
- NO>>> Further diagnosis should be performed.

POLICY

Reimbursable within the provisions of the warranty.

TIME ALLOWANCE

TIME ALLOWANCE CHART

Labor Operation No:	Description	Skill Category	Amount
18-19-02-EX	Module, Body Control (BCM) - Restore Vehicle Configuration (0 - Introduction)	6 - Electrical and Body Systems	0.2 Hrs.
18-19-02-EY	Module, Body Control (BCM) - Restore Vehicle Configuration, Includes ECU Hard Reset (0 - Introduction)	6 - Electrical and Body Systems	0.3 Hrs.

FAILURE CODE

The dealer must use failure code CC with this Service Bulletin.

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 (customer's concern, cause and correction) must be provided for processing Service Bulletin flash/reprogramming conditions.

FAILURE CODE CHART

CC	Customer Concern