Problem Symptoms Table [11/2021 - ]
WARNING LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Warning light does not illuminate | Power supply circuit malfunction | Refer to Warning Light does not Illuminate [11/2021 - ] |
| Ground circuit malfunction | ||
| Main body (multiplex network body ECU) malfunction | ||
| Combination meter assembly malfunction | ||
| Malfunction of harness between combination meter assembly and main body (multiplex network body ECU) | ||
| Warning light remains on | Power supply circuit malfunction | Refer to Warning Light Remains On [11/2021 - ] |
| Ground circuit malfunction | ||
| Main body (multiplex network body ECU) | ||
| Combination meter assembly malfunction | ||
| Malfunction of harness between combination meter assembly and main body (multiplex network body ECU) |
IMMOBILIZER
| Symptom | Suspected Area | Link |
|---|---|---|
| Engine does not start | Refer to "Engine does not Operate". | Refer to Engine does not Start [11/2021 - ] |
| Check for DTC (B2784). | - | |
| Check for DTC (B278A). | - | |
| Check for DTC (B2785). | - | |
| Check for DTC (B2789). | - | |
| Check for DTC (B2790). | - | |
| Check the brake switch. | Refer to REMOVAL [11/2021 - ] | |
| Check the parking switch signal. | Refer to INSPECTION [11/2021 - ] | |
| Check DTC of ECM. | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - ] |
KEYLESS ACCESS SYSTEM
| Symptom | Suspected Area | Link |
|---|---|---|
| Keyless access lock/unlock cannot be performed from any of the doors | Malfunction of exterior antenna, touch sensor, lock/unlock button | Refer to Keyless Access Lock/Unlock cannot be Performed from Any of the Doors [11/2021 - ] |
| Malfunction of electrical key transmitter sub-assembly, electrical key transmitter sub-assembly battery | ||
| Malfunction of door lock control system | ||
| Malfunction of smart key ECU assembly power supply circuit | ||
| Smart key ECU assembly malfunction | ||
| Cannot lock with keyless access from the driver's door | Malfunction of door lock control system | Refer to Cannot Lock with Keyless Access from the Driver's Door [11/2021 - ] |
| Door lock switch circuit malfunction | ||
| Malfunction of harness between smart key ECU assembly and front door outer handle | ||
| Smart key ECU assembly malfunction | ||
| Malfunction of front door outer handle | ||
| Cannot lock/unlock with keyless access from the driver's door | Malfunction of door lock control system | Refer to Cannot Lock/Unlock with Keyless Access from the Driver's Door [11/2021 - ] |
| Malfunction of smart key ECU assembly power supply circuit | ||
| Malfunction of harness between smart key ECU assembly and front door outer handle | ||
| Smart key ECU assembly malfunction | ||
| Malfunction of front door outer handle | ||
| Cannot unlock with keyless access from the driver's door | Malfunction of door lock control system | Refer to Cannot Unlock with Keyless Access from the Driver's Door [11/2021 - ] |
| Door lock switch circuit malfunction | ||
| Malfunction of harness between smart key ECU assembly and front door outer handle | ||
| Smart key ECU assembly malfunction | ||
| Malfunction of front door outer handle | ||
| Cannot lock with keyless access from the passenger's door | Malfunction of door lock control system | Refer to Cannot Lock with Keyless Access from the Passenger's Door [11/2021 - ] |
| Door lock switch circuit malfunction | ||
| Malfunction of harness between smart key ECU assembly and front door outer handle | ||
| Smart key ECU assembly malfunction | ||
| Malfunction of front door outer handle | ||
| Cannot lock/unlock with keyless access from the passenger's door | Malfunction of door lock control system | Refer to Cannot Lock/Unlock with Keyless Access from the Passenger's Door [11/2021 - ] |
| Malfunction of smart key ECU assembly power supply circuit | ||
| Malfunction of harness between smart key ECU assembly and front door outer handle | ||
| Smart key ECU assembly malfunction | ||
| Malfunction of front door outer handle | ||
| Cannot unlock with keyless access from the passenger's door | Malfunction of door lock control system | Refer to Cannot Unlock with keyless Access from the Passenger's Door [11/2021 - ] |
| Door lock switch circuit malfunction | ||
| Malfunction of harness between smart key ECU assembly and front door outer handle | ||
| Smart key ECU assembly malfunction | ||
| Malfunction of front door outer handle | ||
| Keyless access passenger room buzzer does not sound | Combination meter assembly malfunction | Refer to Keyless Access Passenger Room Buzzer does not Sound [11/2021 - ] |
| Smart key ECU assembly malfunction | ||
| Keyless access external buzzer does not beep | Improper main body (multiplex network body ECU) | Refer to Keyless Access External Buzzer does not Beep [11/2021 - ] |
| Malfunction of harness between main body (multiplex network body ECU) and keyless buzzer | ||
| Smart key ECU assembly malfunction | ||
| Keyless buzzer malfunction | ||
| Interior collation does not function | Electrical key transmitter sub-assembly battery malfunction | Refer to Interior Collation does not Function [11/2021 - ] |
| Malfunction of smart key ECU assembly power supply circuit | ||
| Malfunction of harness between smart key ECU assembly and each interior antenna | ||
| Interior antenna malfunction | ||
| Trunk will not open with keyless access | Malfunction of door lock control system | Refer to Trunk will not Open with Keyless Access [11/2021 - ] |
| Malfunction of harness between the main body (multiplex network body ECU) and trunk lid lock assembly | ||
| Trunk lid lock assembly malfunction | ||
| Main body (multiplex network body ECU) malfunction | ||
| Electrical key transmitter sub-assembly malfunction | ||
| Malfunction of harness between luggage door opening switch assembly and smart key ECU assembly | ||
| Luggage door opening switch assembly malfunction | ||
| Smart key ECU assembly malfunction | ||
| Malfunction of harness between exterior rear antenna and smart key ECU assembly | ||
| Exterior rear antenna malfunction | ||
| Access key lockout protection function in the trunk does not operate | Malfunction of door lock control system | Refer to Access Key Lockout Protection Function in the Trunk does not Operate [11/2021 - ] |
| Malfunction of harness between the main body (multiplex network body ECU) and trunk lid lock assembly | ||
| Trunk lid lock assembly malfunction | ||
| Main body (multiplex network body ECU) malfunction | ||
| Electrical key transmitter sub-assembly malfunction | ||
| Smart key ECU assembly malfunction | ||
| Malfunction of harness between No. 3 indoor electrical key oscillator and smart key ECU assembly | ||
| No. 3 indoor electrical key oscillator malfunction |
STEERING LOCK SYSTEM
| Symptom | Suspected Area | Link |
|---|---|---|
| The steering lock Cannot be released. | ECM failure | Refer to The Steering Lock cannot be Released (c0 Model) [11/2021 - ] |
| Steering lock circuit malfunction | ||
| Steering lock actuator assembly malfunction | ||
| Smart key ECU assembly malfunction | ||
| Immobilizer code ECU malfunction | ||
| The steering lock does not operate | Door switch circuit malfunction | Refer to The Steering Lock does not Operate [11/2021 - ] |
| P range switch circuit malfunction. | ||
| Steering lock circuit malfunction | ||
| Steering lock actuator assembly malfunction | ||
| Smart key ECU assembly malfunction |
POWER SUPPLY SWITCHING SYSTEM
| Symptom | Suspected Area | Link |
|---|---|---|
| Power will not turn on (both accessory and ignition) | Malfunction of smart key ECU assembly power supply circuit | Refer to Power will not Turn On (both Accessory and Ignition) [11/2021 - ] |
| Relay failure | ||
| Engine switch circuit malfunction | ||
| Power will not turn on (accessory does not turn on, but ignition turns on) | Malfunction of smart key ECU assembly power supply circuit | Refer to Power will not Turn On (Accessory does not Turn On, but Ignition Turns On) [11/2021 - ] |
| Relay failure | ||
| Power will not turn on (accessory turns on, but ignition does not turn on) | Malfunction of smart key ECU assembly power supply circuit | Refer to Power will not Turn On (Accessory Turns On, but Ignition does not Turn On) [11/2021 - ] |
| Relay failure |