P0202
High SeverityInjector Circuit Malfunction - Cylinder 2
Fuel System
What Does P0202 Mean?
Cylinder 2 injector circuit fault.
Common Fix
Replace cylinder 2 injector
Estimated Cost (DIY)
$40 - $150
Symptoms
- β οΈCylinder 2 misfire
- β οΈRough idle
- β οΈPower loss
Common Causes
Faulty injectorlikely
Wiring issuepossible
Bad connectorpossible
How to Diagnose P0202
- 1Check connector
- 2Test resistance
- 3Swap with another injector
- 4Replace if confirmed bad
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Shop OBD2 Scanners on Amazon βFrequently Asked Questions
- Is the fix the same as P0201?
- Identical diagnosis, just on cylinder 2. Check wiring, test resistance, swap to confirm.
- Can dirty injectors cause this?
- Dirty injectors usually cause lean codes, not circuit faults. P0202 is an electrical issue.
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