P0826

Up and Down Shift Switch Circuit

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$17–78 (est.)

Symptoms

Inability to change gears manually
Check Engine Light Illuminates
Incorrect gear shifting
The car stays in one gear
No response to switch

Causes

Faulty up/down gear switch
Open or short circuit in wiring
Poor contact in connectors
Faulty transmission control module
Circuit Grounding Problems

How to Fix

Check the condition of the gear selector
Check the integrity of wiring and connectors
Check voltage and resistance in the circuit
Scan the transmission control module for other errors
If necessary, replace the switch or repair the wiring

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