P0200

Injector Circuit Malfunction (Bank 1)

Q: What does fault code P0200 mean?

Injector Circuit Malfunction (Bank 1). The ECM has detected an open or short circuit in the Bank 1 fuel injector drive circuit.

Q: What are the possible causes of P0200?

Fuel injector coil open or shorted; Injector wiring open or shorted; ECM internal injector driver circuit fault; Injector connector poor contact.

Severity: High Fuel System Generic Code

Detailed Description

The ECM has detected an open or short circuit in the Bank 1 fuel injector drive circuit.

Possible Causes

Fuel injector coil open or shorted

Injector wiring open or shorted

ECM internal injector driver circuit fault

Injector connector poor contact.

Solutions & Repair Guide

Measure fuel injector coil resistance (typically 10-15 ohms); Check wiring continuity; Inspect connector condition; Replace the injector if resistance is abnormal.

Disclaimer: The information above is for reference only and does not constitute professional repair advice. Actual causes may vary depending on vehicle make, model, year, and configuration. Always consult a qualified technician for accurate diagnosis.