Before replacing the certification ECU (smart key ECU assembly), refer to smart entry and start system (for Entry Function) Precaution.
for HV Model:
for Gasoline Model:
Check that the engine can be started by pressing the ignition switch.
| Result | Proceed to |
|---|---|
| Hybrid system can be started (for HV Model). | A |
| Engine can be started (for Gasoline Model). | |
| Hybrid system cannot be started (for HV Model). | B |
| Engine cannot be started (for Gasoline Model). |
A
B
for HV Model:
for Gasoline Model:
Certification ECU (smart key ECU assembly)
Telephone transceiver assembly
Perform remote engine start and stop registration.
for HV Model:
for Gasoline Model:
Check if the problem symptom recurs.
| Result | Proceed to |
|---|---|
| System does not return to normal. | A |
| System returns to normal. | B |
A
B
Clear the DTCs.
Check for DTCs.
| Result | Proceed to |
|---|---|
| DTCs are not output. | A |
| DTC B228562 is output. | B |
A
B
for HV Model:
for Gasoline Model: