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Code

P0748

Transmission

Pressure control solenoid A electrical malfunction

The line pressure control solenoid circuit has an electrical fault.

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Most likely causes

Faulty solenoid
Wiring fault
Faulty TCM

Symptoms you may notice

Harsh or delayed shifts
Limp mode

Checks to run

Test solenoid resistance
Inspect wiring
Read live pressure

Tools you may need

Multimeter OBD-II scanner

Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

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