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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 890 (Door & Lock (With Intelligent Key System)) >> Symptom Diagnosis >> Intelligent Key System Symptoms >> Symptom Table >> All Functions Of Intelligent Key System Do Not Operate >> Conditions of Vehicle (Operating Conditions)

Conditions of Vehicle (Operating Conditions)

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Diagnosis/service procedure Refer To
All doors and ignition switch do not respond to Intelligent Key command. 1. Check Intelligent Key function and battery inspection. INTELLIGENT KEY BATTERY AND FUNCTION 
2. Check Intelligent Key unit power supply and ground circuit. POWER SUPPLY AND GROUND CIRCUIT 
3. Check remote keyless entry receiver. REMOTE KEYLESS ENTRY RECEIVER 
4. Check BCM power supply and ground circuit. POWER SUPPLY AND GROUND CIRCUIT
5. Replace Intelligent Key unit. INTELLIGENT KEY UNIT