p0612 fuel injector control module relay control
P0612 Fuel Injector Control Module Relay Control
Description: This code indicates a malfunction in the fuel injector control module relay circuit.
Definition: The P0612 code is triggered when the Engine Control Module (ECM) detects an issue with the relay that controls power to the fuel injector control module. This could be due to a faulty relay, wiring issues, or problems within the control module itself.
P0612 – Fuel Injector Control Module Relay Control
Severity: Moderate
Common Causes
P0612 – Fuel Injector Control Module Relay Control
Description: The Powertrain Control Module (PCM) has detected a fault in the fuel injector control module relay control circuit.
Common Causes:
- Faulty fuel injector control module relay
- Open or short circuit in the wiring harness for the fuel injector control module relay
- Loose electrical connections related to the fuel injector control module relay
- Corrosion or damage in the connectors associated with the fuel injector control module relay
Common Misdiagnosis
OBD2 Code: P0612
Description: Fuel Injector Control Module Relay Control Circuit Malfunction
Common Misdiagnosis: Replacing the fuel injector control module without checking for wiring issues or relay faults.
Common Diagnostic Steps
OBD2 Code: P0612
Description: Fuel Injector Control Module Relay Control Circuit Malfunction
- Check the fuel injector control module relay for proper operation.
- Inspect the wiring and connectors related to the fuel injector control module relay for damage or corrosion.
- Test the power supply to the fuel injector control module relay.
- Verify that the ground connection for the fuel injector control module is secure and free of corrosion.
- Use a scan tool to check for any additional trouble codes that may indicate other issues with the engine management system.
- If necessary, replace the faulty fuel injector control module relay or repair any damaged wiring/connectors.