Typical Malfunction Thresholds
Potentiometer detection
TANK OUTLET COOLANT TEMPERATURE DETECTION (DTC P1121)
| Either of the following conditions is met: | (a) or (b) |
|---|---|
| (a) Heat storage tank outlet coolant temperature when recover starts | 60°C (108 °F) or more |
| (b) Heat storage tank outlet coolant temperature difference during water valve check | Less than 3°C (5.4 °F) |