Lexus NX: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Airbag System| Symptom | Suspected Area | Link |
|---|---|---|
| SRS warning light goes off after primary check, but then comes on | SRS Warning Light Circuit | |
| When power switch is turned on (IG), SRS warning light sometimes comes on after approximately 6 seconds | SRS Warning Light Circuit | |
| SRS warning light always comes on even when no DTCs are output | SRS Warning Light Circuit | |
| When power switch is turned on (IG), SRS warning light does not come on | SRS Warning Light Circuit | |
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Terminals Of Ecu
TERMINALS OF ECU AIRBAG ECU ASSEMBLY Terminal No. Terminal Symbol Destination I58-1 P2+ Instrument panel passenger airbag assembly (Front passenger side squib 2nd step) I58-2 P2-
Diagnosis System
DIAGNOSIS SYSTEM SYMPTOM SIMULATION HINT: The most difficult case in troubleshooting is when no problem symptoms occur. In such a case, a thorough problem analysis must be carried out. A simulation of
Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Turn the power switch off. (b) Connect the Techstream to the DLC3. (c) Turn the power switch on (IG). (d) Turn the Techstream on. (e) Enter the following menus: Body El
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RSA (Road Sign Assist)
The RSA system recognizes specific
road signs using the front camera
and/or navigation system
(when speed limit information is
available) to provide information to
the driver via the display.
If the system judges that the vehicle
is being driven over the speed limit,
performing prohibited
Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. REPAIR INSTRUCTION (a) Clean the vehicle body surface. (1) Using a heat light, heat the vehicle body surface. (2) Wipe off any tape adhesive
