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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 Bank 1 Air-Fuel Ratio Imbalance (P219A,P219C-P219F)

DESCRIPTION Refer to DTC P0300. Click here Refer to DTC P2195. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory P219A Bank 1 Air-Fuel Ratio Imbalance The difference in air fuel ratios between the cylinders exceeds the threshold (2 trip dete

 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (a) w/o Auto Wiper System: Check the front wiper intermittent operation. (1) Connect a voltmeter positive (+) lead to terminal I125-3 (+1) and a negative (-) lead to terminal I124-4 (EW). *a Component with

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