DTC | P1524 | Sensor Supply Voltage 2 Below Lower Limit |
P1525 | Sensor Supply Voltage 2 Above Upper Limit |
The 5 V power source in the ECM is supplied to the Accelerator Pedal Sensor 2(APS 2) and Rail Pressure Sensor (RPS). The ECM monitors this sensor supply voltage.
DTC No | Detecting Condition & Limp Home | Suspected area |
P1524 P1525 | Detecting Condition P1524: Sensor supply voltage ＜ 4.7V P1525: Sensor supply voltage ＞ 5.2V ※ P0194 and P0224 could be detected simultaneously. Enable Condition Ignition switch : ON Limp Home Engine speed is fixed at 1200 rpm | - Open or short in sensor supply circuit - ECM |
Proceed with ECM problem procedure. |
