TPMS Check

Step 1-7:

TPMS Check

Step 1. Customer complaint analysis
Record details of the problem (failure, complaint) and how it occurred as described by the customer. For this purpose, use of such a questionnaire form as shown in the figure will facilitate collecting information to the point required for proper analysis and diagnosis.




Customer questionnaire (example)

Step 2. Visual inspection
Check each tire and wheel visually for installation condition, crack and damage. When anything abnormal is found, repair or replace.

Step 3. DTC check, record and clearance Perform DTC
Check procedure, record it and then clear it referring to DTC Clearance.

DTC indicates malfunction that occurred in the system but does not indicate whether it exists now or it occurred in the past and the normal condition has been restored now. To check which case applies, clear DTC once and check whether or not any fault exists.

Step 5. DTC troubleshooting
Based on the DTC indicated in Step 3 and referring to the applicable DTC diag. flow, locate the cause of the trouble, namely in a sensor, receiver, wire harness, connector, BCM or other part and repair or replace faulty parts.

Step 6. Intermittent Problem Check
Check parts where an intermittent trouble is easy to occur (e.g., wire harness, connector, etc.), referring to Intermittent and Poor Connection Inspection.

Step 7. Final Confirmation Test
Confirm that the problem symptom has gone and the TPMS is free from any abnormal conditions. If what has been repaired is related to the malfunction DTC, clear the DTC once and then performing driving test, and confirm that no DTC is indicated.