Problem Symptoms Table [09/2015 - ]
HINT:
- 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.
PRE-COLLISION SYSTEM
| Symptom | Suspected Area | Proceed to |
|---|---|---|
| "Pre-collision System Malfunction Visit Your Dealer" is displayed | Combination meter assembly | Refer to REMOVAL [09/2015 - ] |
| Driving support ECU assembly | Refer to REMOVAL [09/2015 - ] | |
| "Pre-collision System Unavailable" is displayed | Perform millimeter wave radar sensor assembly adjustment | Refer to ADJUSTMENT [09/2015 - ] |
| Millimeter wave radar sensor assembly temperature malfunction | Refer to DATA LIST / ACTIVE TEST [09/2015 - ] | |
| Millimeter wave radar sensor assembly low voltage malfunction | Refer to DATA LIST / ACTIVE TEST [09/2015 - ] | |
| Millimeter wave radar sensor assembly | Refer to REMOVAL [09/2015 - ] | |
| Combination meter assembly | Refer to REMOVAL [09/2015 - ] | |
| Driving support ECU assembly | Refer to REMOVAL [09/2015 - ] | |
| "Pre-collision System Unavailable Clean Sensor" is displayed | Foreign matter attached to millimeter wave radar sensor assembly | - |
| Millimeter wave radar sensor assembly | Refer to REMOVAL [09/2015 - ] | |
| Combination meter assembly | Refer to REMOVAL [09/2015 - ] | |
| Driving support ECU assembly | Refer to REMOVAL [09/2015 - ] | |
| "Forward Camera Systems Unavailable Clean Windshield" is displayed | Foreign matter attached to forward recognition camera or area of windshield in front of forward recognition camera | - |
| Forward recognition camera | Refer to REMOVAL [09/2015 - ] | |
| Combination meter assembly | Refer to REMOVAL [09/2015 - ] | |
| Driving support ECU assembly | Refer to REMOVAL [09/2015 - ] | |
| "Forward Camera Systems Unavailable" is displayed | Check current condition of forward recognition camera based on related Data List items.
|
Refer to DATA LIST / ACTIVE TEST [09/2015 - ] |
| Forward recognition camera | Refer to REMOVAL [09/2015 - ] | |
| Combination meter assembly | Refer to REMOVAL [09/2015 - ] | |
| Driving support ECU assembly | Refer to REMOVAL [09/2015 - ] | |
| Although there is possibility of collision, pre-collision controls (all front collision controls) do not operate ("Pre-collision System Unavailable" is not displayed) | Check if pre-collision system is canceled | - |
| Vehicle condition/environment does not match the pre-collision system operation conditions (Confirm control operation conditions). | Refer to SYSTEM DESCRIPTION [09/2015 - 08/2017] Refer to SYSTEM DESCRIPTION [08/2017 - ] | |
| Check installation condition of millimeter wave radar sensor assembly | Refer to INSTALLATION [09/2015 - ] | |
| Perform millimeter wave radar sensor assembly adjustment | Refer to ADJUSTMENT [09/2015 - ] | |
| Millimeter wave radar sensor assembly | Refer to REMOVAL [09/2015 - ] | |
| Check installation condition of forward recognition camera | Refer to INSTALLATION [09/2015 - ] | |
| Perform forward recognition camera adjustment | Refer to ADJUSTMENT [09/2015 - ] | |
| Forward recognition camera | Refer to REMOVAL [09/2015 - ] | |
| Driving support ECU assembly | Refer to REMOVAL [09/2015 - ] | |
| Although there is no possibility of collision, pre-collision controls (all front collision controls) operate | Vehicle condition/environment does not match the pre-collision system operation conditions (Confirm control operation conditions). | Refer to SYSTEM DESCRIPTION [09/2015 - 08/2017] Refer to SYSTEM DESCRIPTION [08/2017 - ] |
| Check installation condition of millimeter wave radar sensor assembly | Refer to INSTALLATION [09/2015 - ] | |
| Perform millimeter wave radar sensor assembly adjustment | Refer to ADJUSTMENT [09/2015 - ] | |
| Millimeter wave radar sensor assembly | Refer to REMOVAL [09/2015 - ] | |
| Check installation condition of forward recognition camera | Refer to INSTALLATION [09/2015 - ] | |
| Perform forward recognition camera adjustment | Refer to ADJUSTMENT [09/2015 - ] | |
| Forward recognition camera | Refer to REMOVAL [09/2015 - ] | |
| Driving support ECU assembly | Refer to REMOVAL [09/2015 - ] | |
| Pre-collision system does not operate | Check if pre-collision system is canceled | - |
| ECU power source circuit | Refer to Pre-collision System Circuit [09/2015 - ] | |
| Driving support ECU assembly | Refer to REMOVAL [09/2015 - ] | |
| Pre-collision system cannot be canceled (PCS OFF warning light does not illuminate) | Combination meter assembly (check if indicator illuminates using Active Test) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ] |
| Driving support ECU assembly | Refer to REMOVAL [09/2015 - ] | |
| Combination meter assembly | Refer to REMOVAL [09/2015 - ] |