U0588

Invalid Data Received From Transmission Fluid Pump Module A

Severity

🔴 High

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$56–167 (est.)

Symptoms

Gear shifting with delays or jerks
Activating transmission emergency mode
Check Engine Light Illuminates
Reduced transmission efficiency
Possible noise from the transmission fluid pump

Causes

Transmission fluid pump module malfunction
Damaged wiring harness or connectors
Problems with power supply to the pump module
Short circuit in control circuit
Software error in TCM module

How to Fix

Check the condition of the connectors and wiring of the pump module
Test the power supply and ground of the pump module
Read error codes from the TCM
Check the functionality of the pump module
If necessary, replace the transmission fluid pump module

Related codes

U0587 U0589 U0590