How to Proceed With Troubleshooting (from 12/2010)

TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use the following procedures to troubleshoot the tire pressure warning system.
* *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS

(a) Interview the customer to confirm the trouble.

HINT
It is important to collect as much specific information as possible from the customer to allow for a quick repair.

NEXT -- Continue to next step.

3. ADJUST TIRE PRESSURE

(a) Make sure that the ignition switch is off.

(b) Connect the Techstream to the DLC3.

(c) Turn the ignition switch on (IG).

(d) Turn the Techstream on.

(e) Read the "ID Tire Inflation Pressure" values. Enter the following menus: Chassis / Tire Pressure Monitor / Data List.

(f) Set the air pressure of all the wheels to the specified value Precaution (from 12/2010).

(g) Check the Data List Data List / Active Test (from 12/2010).

HINT
* It takes about 2 or 3 minutes to display the updated tire pressure data.
* if the problem is that the tire pressure decreases, wait until all of the tire pressure data is received by the ECU. If the data is received, the tire pressure warning light will go off.

Result:





A -- Go to step 9
B -- Continue to next step.

4. CHECK FOR DTC*

(a) Check for DTCs DTC Check / Clear (from 12/2010).

Result:





B -- Go to step 6
A -- Continue to next step.

5. DTC CHART

(a) Refer to the DIAGNOSTIC TROUBLE CODE CHART Diagnostic Trouble Code Chart (from 12/2010).

NEXT -- Go to step 8

6. PROBLEM SYMPTOMS TABLE

(a) Refer to the PROBLEM SYMPTOMS TABLE Problem Symptoms Table (from 12/2010).

NEXT -- Continue to next step.

7. CIRCUIT INSPECTION*

(a) Refer to the ELECTRONIC CIRCUIT INSPECTION PROCEDURE Electronic Circuit Inspection Procedure.

NEXT -- Continue to next step.

8. REPAIR OR REPLACE

(a) Repair or replace parts based on the diagnosis result.

NEXT -- Continue to next step.

9. CONFIRMATION TEST*

(a) Check the Data List to confirm that the tire inflation pressure has been received Data List / Active Test (from 12/2010).

(b) Perform the initialization Initialization (from 12/2010).

(c) Confirm that the initialization has been completed.

NEXT -- END