Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2007 Infiniti QX56 AWDFACTORY OEM SERVICE PROCEDURE
ICC Brake Hold Relay
- Apply 12V direct current between ICC brake hold relay terminals 1 and 2.
- Check continuity between relay terminals 3 and 4, 6 and 7 under the following conditions.TERMINALS CONTINUITY CHART
Condition Between terminals Continuity 12V direct current supply between terminals 1 and 2 3 and 4 Should not exist 6 and 7 Should exist No current supply 3 and 4 Should exist 6 and 7 Should not exist - If NG, replace ICC brake hold relay.
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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