Problem Symptoms Table
WARNING: This page is about a different car, the 2007 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
- Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Tire pressure warning system
TIRE PRESSURE SPECIFICATIONS
| Symptom | Suspected Area | See |
|---|---|---|
| Tire pressure warning light does not illuminate despite tire pressure decreasing | Check DATA LIST (Tire inflation pressure) | DATA LIST / ACTIVE TEST |
| ID code check (Registration) | REGISTRATION | |
| Initialization | INITIALIZATION | |
| Tire pressure warning light remains illuminated (Goes off during initial check) | Tire pressure warning light circuit | TIRE PRESSURE WARNING LIGHT CIRCUIT |
| Tire pressure warning light remains illuminated (Comes on during initial check) | Check DATA LIST (Tire inflation pressure) | DATA LIST / ACTIVE TEST |
| Tire pressure adjustment | TIRE AND WHEEL SYSTEM | |
| ID code check (Registration) | REGISTRATION | |
| Initialization | INITIALIZATION | |
| Initialization cannot be done | Tire pressure reset switch circuit | TIRE PRESSURE WARNING RESET SWITCH CIRCUIT |
| Tire pressure warning select switch does not switch to "MAIN" or "2nd" | Check test mode DTC | TEST MODE PROCEDURE |
| DTC check cannot be done | TC and CG terminal circuit | TC AND CG TERMINAL CIRCUIT |
| ECU power source circuit | ECU POWER SOURCE CIRCUIT |