| CMBS OFF switch does not turn on/turn off (CMBS indicator does not change) |
- Do the gauge control module self-diagnostic function (see
SELF-DIAGNOSTIC FUNCTION
).
- Test the CMBS OFF switch (see CMBS OFF SWITCH TEST/REMOVAL/INSTALLATION
).
- ACC system troubleshooting (No DTC Indication) (see
DTC 199: ACC UNIT PROGRAMMING ERROR
).
|
- An open or increased resistance in the wire
- A short in the wire
|
| The MID does not indicate when the CMBS OFF switch is operated |
- Do the gauge control module self-diagnostic function (see
SELF-DIAGNOSTIC FUNCTION
).
- Test the CMBS OFF switch (see CMBS OFF SWITCH TEST/REMOVAL/INSTALLATION
).
- ACC system troubleshooting (No DTC Indication) (see
DTC 199: ACC UNIT PROGRAMMING ERROR
).
|
- An open or increased resistance in the wire
- A short in the wire
|
| The buzzer does not sound |
- Do the gauge control module self-diagnostic function (see
SELF-DIAGNOSTIC FUNCTION
).
- ACC system troubleshooting (No DTC Indication) (see
DTC 199: ACC UNIT PROGRAMMING ERROR
).
|
|
| The buzzer does not sound when the CMBS OFF switch is operated |
- Do the gauge control module self-diagnostic function (see
SELF-DIAGNOSTIC FUNCTION
).
- ACC system troubleshooting (No DTC Indication) (see
DTC 199: ACC UNIT PROGRAMMING ERROR
).
|
|
| The MID does not indicate with the CMBS operating |
- Do the gauge control module self-diagnostic function (see
SELF-DIAGNOSTIC FUNCTION
).
- ACC system troubleshooting (No DTC Indication) (see
DTC 199: ACC UNIT PROGRAMMING ERROR
).
|
|
| The CMBS operates frequently |
- Check the front grille radar cover for warpage.
- Check the millimeter wave radar.
- ACC system troubleshooting (No DTC Indication) (see
DTC 199: ACC UNIT PROGRAMMING ERROR
).
- Check the wheel alignment.
|
Driving conditions, weather, environmental influence |
| The CMBS operated without danger of collision |
- Check the front grille radar cover for warpage.
- Check the millimeter wave radar.
- ACC system troubleshooting (No DTC Indication) (see
DTC 199: ACC UNIT PROGRAMMING ERROR
).
- Check the wheel alignment.
|
Driving conditions, weather, environmental influence |
| The CMBS did not operate |
- Check the front grille radar cover for warpage.
- Check the millimeter wave radar.
- ACC system troubleshooting (No DTC Indication) (see
DTC 199: ACC UNIT PROGRAMMING ERROR
).
- Check the wheel alignment.
|
- Driving conditions, weather, environmental influences
- Undetectable environment
|
| CMBS indicator does not come on |
Do the gauge control module self-diagnostic function (see
SELF-DIAGNOSTIC FUNCTION
). |
|
| CMBS indicator does not go off |
Symptom troubleshooting (see CMBS INDICATOR DOES NOT GO OFF
). |
|
| HDS does not communicate with the ACC unit or the vehicle |
Troubleshoot the DLC circuit (see
DLC CIRCUIT TROUBLESHOOTING
). |
Incorrect HDS software |