Monitor Description
OUTLINE OF DIAGNOSIS
Detect malfunction in ROM of the TCM.
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 |
|---|---|
| Judgment 1 | - |
| Checksum (ROM) | Error |
| Judgment 2 | - |
| Error Correcting Code (ECC) check error | Detect |
| Judgment 3 | - |
| Address Parity check error | Detect |
Time needed for diagnosis
Immediately Continuous
Malfunction indicator light illumination
Illuminates as soon as a malfunction occurs.