DTC P1635 (79): Battery Condition Monitor (BCM) Module Problem: General Description
The self-diagnostic function in the BCM (battery condition monitor) module checks the divided voltage of the ±12 V powersupply and the divided voltage of the 25 V DC-DC converter. If it is beyond a set value, a malfunction in the power-supply voltage to the sensor is detected and a DTC is stored.
MONITOR DESCRIPTION CHART
| Execution | Continuous |
| Sequence | None |
| Duration | 2 seconds or more |
| DTC Type | One drive cycle, MIL ON, IMA system indicator ON |
ENABLE CONDITIONS CHART
| Condition | Minimum | Maximum |
|---|---|---|
| MCM power-supply voltage | 7.5 V | - |