Tech Tips
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the 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.
| Symptom | Suspected Area | See page |
|---|---|---|
| Speed limiter system does mot operate | Refer to troubleshooting | |
| Speed limiter indicator light does not turn on | Perform Active Test (Combination Meter) | |
| Warning canceling switch (for LHD) | ||
| Warning canceling switch (for RHD) | ||
| Harness or connector | - | |
| CAN communication system | ||
| ECM (for 1AD-FTV) | ||
| ECM (for 2AD-FTV) | ||
| ECM (for 2AD-FHV) | ||
| Combination meter |