If the 4WD ECU detects that there is an overheating at multiple disk clutch by an excessive slip, it sets P1831.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Monitoring internal heat value in the 4WD ECU | 1. Wrong type's tire installed 2. Internal error in the coupling 3. 4WD ECU |
Enable conditions |
•
Engine ON | |
Threshold value |
•
The heat value for clutch > 95% | |
Detecting time |
•
Immediately |
