Conditions for Setting the DTC

C0393 01

• At initialization, the rear differential clutch solenoid valve has a duty cycle of 0 for 10 ms.
• The low side voltage monitor signal is greater than 86% of battery voltage.
• The high side voltage monitor signal is greater than 85% of battery voltage.

OR

• The low side of the field-effect transistor current is greater than 18.6 A.

OR

• The low side of the field-effect transistor duty cycle is greater than 20% for 10 ms.
• The low side voltage monitor is greater than 85% of battery voltage.

C0393 02

• At initialization, the rear differential clutch solenoid valve has a duty cycle of 0 for 10 ms.
• The low and high side voltage monitor signal is less than 5% of battery voltage.

OR

• The rear differential clutch solenoid valve has a duty cycle less than 80%.
• The low side voltage monitor signal is less than 15% of battery voltage.
• The high side hardware status voltage monitor signal is greater than 4.76 V.
• The duty cycle is stable for 10 ms.

C0393 04

• The rear differential clutch solenoid valve has a constant duty cycle of 20-80% for 10 ms.
• The low side voltage monitor signal is less than 15% of batter voltage.
• The high side status signal is less than 0.30 V.
• The solenoid valve current is less than 0.423 A.

C0393 61

• A stuck solenoid valve is detected.