Monitor Description
OUTLINE OF DIAGNOSIS
- Detect the malfunction in EEPROM area of the TCM.
- Judge as malfunction when the consistency in the EEPROM area is lost.
EXECUTION CONDITION
| Secondary parameters | Execution condition |
|---|---|
| 12 V battery system voltage | 6.5 V or more |
DIAGNOSTIC METHOD
If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
Judgment value
| Malfunction Criteria | Threshold Value |
|---|---|
| Checksum (EEPROM) | Error |
Time needed for diagnosis
Immediately Once per driving cycle
Malfunction indicator light illumination
Illuminates as soon as a malfunction occurs.