Fuel Injector Group H Supply Voltage Circuit Low

Where it lives

For P217E, the injector sits on the circuit this code reports. The description of P217E reports a fault at the injector.

Check these first

• A failed fuel injector in group H
• A short or open in the group H injector circuit
• Corrosion at the group H connectors
• A failed ECM or PCM
• A weak battery or a failing alternator

What to do next

1. Read the group H injector supply voltage on a scan tool
2. Test the group H circuit for a short or an open
3. Check the battery and alternator output
4. Inspect the group H connectors for corrosion
5. Replace the group H injector or the ECM if faulty
6. Clear the code and retest

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