Lexus NX: System Diagram
Lexus NX Service Manual / Power Source & Network / 2ar-fxe (battery / Charging) / Charging System / 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
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Inspection
INSPECTION PROCEDURE 1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY (a) Inspect the light control switch. (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Switch Condition Specified Condition
*1: w/ Light Control Switch Off P
Terminals Of Ecu
TERMINALS OF ECU CHECK DCM (TELEMATICS TRANSCEIVER) Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition I183-1 (+B) - I183-20 (E) Y - W-B Power source (+B) Power switch off 11 to 14 V I183-3 (SIG-) - I183-20 (E) G - W-B Ground Alway
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