Service Buddy
Electrical

Code P0650

Malfunction Indicator Lamp Circuit

Plain English Meaning:Check engine light circuit issue

Green: Safe to Drive

Only affects warning light

What You'll Notice (Symptoms)

  • Light not working properly

Most Common Causes

1Faulty bulb wiring ECU issue

Verified Repair Playbook

Required Mechanic Tests

A qualified shop should perform these tests before replacing any parts to ensure they aren't guessing:

Test lamp circuit

Typical Fix Paths & Estimated Costs

Repair circuit $50–$200