Lexus NX: System Diagram

SYSTEM DIAGRAM

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 How To Proceed With Troubleshooting

PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CONFIRM PROBLEM SYMPTOMS NEXT 3. CUSTOMER PROBLEM ANALYSIS (a) Check if the vehicle has be

 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. CHECK AUXILIARY BATTERY (a) Check that the auxiliary battery cables are connected to the correct terminals. HINT: If they are not, connect them properly. (b) Check t

 Networking

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 Evaporative Emission Control System Leak Detected (Gross Leak) (P0455,P0456)

DTC SUMMARY DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory P0455 Evaporative Emission Control System Leak Detected (Gross Leak) Leak detection pump creates negative pressure (vacuum) in EVAP system and EVAP system pressure is measured. Reference pressure

 Steering Wheel does not Heat Up When Heated Steering Wheel Switch is Pressed

DESCRIPTION Click here WIRING DIAGRAM Click here CAUTION / NOTICE / HINT HINT: Inspect the fuses for circuits related to this system before performing the following inspection procedure. The steering wheel heater unit is built into the steering wheel assembly which cannot be disassembled. T

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