Manual:LAND ROVER Range Rover Supercharged 2015Page:48895 / 73010



P023A-53 Logged After Configuring A New Powertrain Control Module (Pcm) (SSM74148) — 2015 Land Rover Range Rover Supercharged Service Manual

P023A-53 Logged After Configuring A New Powertrain Control Module (Pcm) (SSM74148)

WARNING: This page is about the Range Rover Base, which is a different variant/trim than selected.
Publication date: 2018-11-02
Reference number: SSM74148

P023A-53 LOGGED AFTER CONFIGURING A NEW POWERTRAIN CONTROL MODULE (PCM)

P023A-53 LOGGED AFTER CONFIGURING A NEW POWERTRAIN CONTROL MODULE (PCM)

TECHNICAL SERVICE BULLETIN

Reference Number(s): SSM74148, Date of Issue:  November 02, 2018
LAND ROVER: Discovery/L462; Range Rover/L405; Range Rover Sport/L494
SERVICE CATEGORY: Diagnostic Software Hardware

ISSUE

After successfully completing the configuration of a new Powertrain Control Module (PCM), the DTC P023A-53  : "Charge Air Cooler Coolant Pump Control Circuit/Open - Deactivated"  is stored and will not erase.

CAUSE

During the configuration process, the routine to activate the Charge Air Cooler Coolant Pump should have been completed, but this job is missing in the Pathfinder application.

ACTION

This workaround will load a software file to the Jaguar Land Rover Approved Diagnostic Equipment using the Manual Patch Update process.

This manual patch will activate the stand alone application Enable/Disable Charge Air Cooler Water Pump  in the ECU Functions  menu to allow the technician to complete the missing application.

This Manual Patch will stay on the JLR Approved Diagnostic Equipment. 

NOTE: When an PATHFINDER software update has been applied to the JLR Approved Diagnostic Equipment, this Manual Patch will need to be re-applied until the permanent corrective action is delivered.
  1. Restart the JLR Approved Diagnostic Equipment
  2. Select 'Manual Patch' Icon on the Application Launcher screen. Make sure that both Symptom Driven Diagnostics (SDD) and PATHFINDER are closed before opening the Manual Patch downloader.
  3. A pop-up will be displayed for Manual Patch downloader
  4. Enter 'MP_PF_R0022  ' in the Patch Name field.
  5. Select 'Start'.
  6. The Manual Patch downloader will then download the manual patch.
  7. When the patch download has completed, a message will be displayed, asking the user to confirm that the application can run the manual patch. Select 'Yes'.
  8. When complete, the following message will be displayed: 'Successfully downloaded and started manual patch. Please make sure that the patch has installed successfully.'
    NOTE: This message will end after 10 seconds.
  9. Start a new diagnostic session.
  10. Complete the application Enable/Disable Charge Air Cooler Water Pump  .
  11. Close the session.
  12. Restart the JLR Approved Diagnostic Equipment.
NOTE: If this Manual Patch is not being installed on all JLR Approved Diagnostic Equipment you may wish to consider labelling the machine.

Technicians - Please rate this SSM and provide comments so that future communications can be improved.

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