Circuit description

WARNING: This page is about a different car, the 2014 Subaru BRZ. However, it is still accessible from the selected car via links, so may be relevant.

The transmission control computer ASSY detects power supply voltage drop and performs the following fail safe items according to the circumstances.

Prohibiting learning control (when detecting condition (1) or (2) is established)
Slippage control, lock-up control, manual mode, prohibiting paddle operation, prohibiting torque up, and prohibiting shift to 5th and 6th gear.

If the problem persists, cut continuity to all the solenoid (lock at 4th gear).

DTC No. SAE/TCCS	DTC detecting condition Diagnosis condition Abnormal condition Abnormal period Other	Inspection parts
P0882	When engine speed and transmission revolution sensor (NT) is 400 rpm or more, and CAN and transmission revolution sensor (NT) are normal. IG voltage is 9.0 V or less. Continuing 20 seconds 1 trips	IG voltage circuit Wiring harness or connector Transmission control computer ASSY