P0B0D

Electric/Auxiliary Transmission Fluid Pump Motor Control Module

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$56–278 (est.)

Symptoms

Rough gear shifting
Check engine light comes on
Reduced transmission efficiency
Noises from the transmission area
Transmission overheating

Causes

Pump motor malfunction
Problems with the control module
Open or short circuit in the circuit
Low transmission fluid level
Pump dirty or worn

How to Fix

Check the level and condition of the transmission fluid
Diagnose the power supply and pump control circuit
Check fuses and relays
Test the pump motor
If necessary, replace the pump or its control module

Related codes

P0B0C P0B0E P0B0F