P0829

5-6 Shift

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–278 (est.)

Symptoms

Delays when switching to 5th or 6th gear
Jerks when shifting gears
The gearbox goes into emergency mode
Increased fuel consumption

Causes

Shift solenoids malfunction
Low or contaminated transmission fluid
Mechanical damage inside the gearbox
Problems with the hydraulic system
Malfunction of the transmission control unit

How to Fix

Check the level and condition of the transmission fluid
Diagnostics of gear shift solenoids
Check the gearbox hydraulic system
Replacing or repairing damaged transmission components
Transmission control unit software update

Related codes

P0828 P0830 P0831