Tire Monitor System - Lamp Flashes For 75 Seconds
No: LTB00394 (Issue 1)20 JULY 2011
SECTION: 419
TIRE PRESSURE MONITORING SYSTEM WARNING LIGHT FLASHES FOR 75 SECONDS
AFFECTED VEHICLE RANGE:
LR3 (LA) VIN: 5A000360 - 9A513325
Model Year: 2005 - 2009
Range Rover Sport (LS) VIN: 6A900290 - 9A215622
Model Year: 2006 - 2009
CONDITION SUMMARY:
Situation:
The Tire Pressure Monitoring System (TPMS) warning light may
flash for 75 seconds and then remain illuminated along with Tire Pressure Monitoring System Fault being displayed in the message center. Upon investigation, the following Diagnostic Trouble Codes (DTC) will be stored:
^ C1A5631 - Left Front Tire Pressure Sensor and Transmitter Assembly-no signal
^ C1A5831 - Right Front Tire Pressure Sensor and Transmitter Assembly-no signal
^ C1A6031 - Left Rear Tire Pressure Sensor and Transmitter Assembly-no signal
^ C1A6231 - Right Rear Tire Pressure Sensor and Transmitter Assembly-no signal
Action:
In the event of a customer concern of the above, refer to the Repair Procedure outlined below to update the TPMS module software.
PARTS:
No parts necessary
TOOLS
WARRANTY:
NOTE:
Repair procedures are under constant review, and therefore times are subject to change; those quoted here must be taken as guidance only. Always refer to DDW to obtain the latest repair time.
DDW requires the use of causal part numbers. Labor only claims must show the causal part number with a quantity of zero.
REPAIR PROCEDURE
UPDATE THE TIRE PRESSURE CONTROL MODULE SOFTWARE
CAUTION:
Ensure all ignition "ON" / ignition "OFF" requests are carried out; failure to perform these steps may cause damage to control modules in the vehicle.
CAUTION:
A Land Rover-approved Midtronics Vehicle Power Supply must be connected to the vehicle battery during IDS diagnosis / module programming.
1. Connect the Land Rover-approved Midtronics Vehicle Power Supply to the vehicle battery.
2. Turn ignition ON (engine not running).
NOTE:
IDS must be loaded with IDS-DVD124_06.02 or later and Calibration File 60 or later.
3. Connect the IDS to the vehicle and begin a new Symptom Driven Diagnostics (SDD) session.
4. Follow the on-screen prompts, allowing SDD to read the VIN and identify the vehicle.
5. From the Session Type selection screen, choose 'Diagnosis'.
6. Select the Selected Symptoms tab, and then select one of the following symptoms:
^ Electrical > Instruments> Information and message center> Message display area> Chassis
^ Electrical > Instruments > Warning lamps > TPMS warning lamp illuminated
^ And the following DTCs set in the TPMS module : C1A56-31 & C1A58-31 & C1A60-31 & C1A62-31
7. Select 'continue'.
8. Select the Recommendations tab.
9. From the Recommendations tab, select Run to configure the Tire pressure monitor module
^ Follow all on-screen instructions to complete this task.
10. Exit the current session.
11. Disconnect the IDS and the Midtronics Vehicle Power Supply from the vehicle.