What are the common causes of P2152?

An open or short in the fuel injector group C supply voltage circuit. Corrosion at the group C injector connectors. A failed group C fuel injector. A failed ECM injector driver. Damage to the group C harness.

Read the group C injector supply voltage on a scan tool. Test the group C supply circuit for an open or a short. Inspect the group C injector connectors. Measure resistance at the group C injectors. Replace the ECM injector driver if the circuit tests good. Clear the code and retest.

P2152

Fuel Injector Group C Supply Voltage Circuit/Open

System: Fuel and air metering (P code)
Lamp: Check Engine Light
Category: Powertrain - Fuel/Air Metering

What it means

P2152 means Fuel Injector Group C Supply Voltage Circuit/Open.

Where it lives

For P2152, the circuit described runs through the injector. The description of P2152 reports the injector as open.

Check these first

An open or short in the fuel injector group C supply voltage circuit
Corrosion at the group C injector connectors
A failed group C fuel injector
A failed ECM injector driver
Damage to the group C harness

What to do next

Read the group C injector supply voltage on a scan tool
Test the group C supply circuit for an open or a short
Inspect the group C injector connectors
Measure resistance at the group C injectors
Replace the ECM injector driver if the circuit tests good
Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.