Cylinder 7 Injector A Circuit

Where it lives

For P0207, the injector sits on the circuit this code reports. The description of P0207 puts it on cylinder 7.

Check these first

• A faulty fuel injector on cylinder 7
• An open or short in the cylinder 7 injector harness
• Heat damage to the cylinder 7 injector or harness
• A faulty ECM injector driver for cylinder 7
• Low fuel pressure at the rail

What to do next

1. Read the cylinder 7 injector circuit on a scan tool
2. Inspect the cylinder 7 injector and harness for heat damage
3. Measure the injector resistance against spec
4. Check the fuel pressure at the rail
5. Replace the cylinder 7 injector if the coil is out of range
6. Clear the code and retest

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