P0202: Cylinder 2 Injector A Circuit
Do not keep driving
Expect rough running and lost power. Limit driving until repaired.
What this code means
The injector drive circuit for cylinder 2 is open or faulty. As with any per-cylinder injector code, swapping the suspect injector with a neighbouring one and seeing whether the code follows separates a failed injector from a wiring or driver fault without buying parts.
Likely causes
Start here
- Failed fuel injector · moderate
- Open circuit in injector wiring · moderate
- Corroded or loose connector · easy
Less common
- Chafed harness against engine or bracket · moderate
Rare
- Control module driver failure · specialist
Symptoms
Components involved
Information, not instruction
CarGeek is a reference, not a service manual. Its pages are written from public sources and from what other people have found, never from a manufacturer's own service information, so they can be wrong or incomplete for your particular vehicle. Some of what they describe carries real risk: high voltage, fuel under pressure, stored energy, hot and moving parts.
Have anything you intend to act on checked by a trained person against the manufacturer's own procedure for your vehicle. Nothing here replaces that procedure.
Community experience
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