P260E

Particulate Filter Regeneration Lamp Control Circuit

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$6–56 (est.)

Symptoms

The diesel particulate filter regeneration indicator light is on or does not work
The regeneration lamp turns on randomly
No indication of the need for regeneration
The appearance of other errors related to the exhaust gas cleaning system
Cannot initiate forced regeneration

Causes

Open or short circuit in wiring
Dashboard lamp fault
Connector problems or contact corrosion
Engine control unit malfunction
Wiring harness damage

How to Fix

Check the integrity of the wiring and the condition of the connectors
Test the lamp on the dashboard
Check voltage and resistance in the circuit
Scan the control unit for other errors
If necessary, replace the lamp or repair the wiring

Related codes

P2463 P246B P2459