Flash: Transmission Control Module (TCM) Updates (21-032-20)

Publication date: 2020-04-16
Reference number: 21-032-20

FLASH: TRANSMISSION CONTROL MODULE (TCM) UPDATES

TECHNICAL SERVICE BULLETIN

Reference Number(s): 21-032-20, Date of Issue: April 16, 2020

CHRYSLER:	2018 Alfa Romeo Giulia (GA)
GROUP:	21 - Transmission and Transfer Case

OVERVIEW

This bulletin involves reprogramming the (TCM), with the latest available software.

MODELS

MODELS CHART

2018

(GA)

Alfa Romeo Giulia

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

NOTE: This bulletin applies to vehicles equipped with a 2.0L I4 DI Turbo Engine (Sales Code EC2).

SYMPTOM/CONDITION

Some customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find the following Diagnostic Trouble Codes (DTCs) have been set:

P0002-00 - Fuel Volume Regulator "A" Control Circuit Performance.
P026E-00 - Charge Air Cooler Coolant Pump Performance.
P1066-00 - Cylinder 1 Oil Supply Solenoid Valve Switch Off Time Out Of Range.
P26E4-00 - Starter Relay "B" Circuit.
P2B61-00 - Engine Coolant Flow Control Valve Stuck Closed.
P2BC1-00 - Lt Water Pump Smart Driver Module.
U1008-00 - LIN 1 Bus.

DIAGNOSIS

Using a Scan Tool (wiTECH 2) with the appropriate Diagnostic Procedures available in DealerCONNECT/Service Libarary, verify all related systems are functioning as designed. If DTCs or any symptom/conditions, other than the one listed 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 or if the technician finds the DTCs, 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 flash process.

NOTE: If this flash process is interrupted/aborted, the flash should be restarted.

NOTE: The Powertrain Control module (PCM) must be updated to the latest available software at the conclusion of this repair procedure. Refer to all applicable published service bulletins for detailed repair procedures and labor times regarding updating the PCM software.

Reprogram the TCM with the latest software. Detailed instructions for flashing control modules using the wiTECH Diagnostic Application are available by selecting the application's "HELP" tab.
Clear all DTCs that may have been set in any module due to reprogramming. The wiTECH application will automatically present all DTCs after the flash and allow them to be cleared.
Verify the Powertrain Control Module (PCM) is programmed with the latest available software. Refer to all applicable published service bulletins for detailed repair procedures and labor times regarding updating the PCM software.

POLICY

Reimbursable within the provisions of the warranty.

TIME ALLOWANCE

TIME ALLOWANCE CHART

Labor Operation No:	Description	Skill Category	Amount
18-19-05-M8	Module, Transmission Control (TCM) -Reprogram (0 - Introduction)	2 - Automatic Transmission	0.3 Hrs.

NOTE: The expected completion time for the flash download portion of this procedure is approximately 4 minutes. Actual flash download times may be affected by vehicle connection and network capabilities.

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