Lexus NX: Precaution
PRECAUTION
PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL
NOTICE:
After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, be sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) auxiliary battery terminal.
Waiting Time before Disconnecting Cable from Negative (-) Auxiliary Battery Terminal| System Name | See Procedure |
|---|---|
| Vehicle enrolled in Lexus Enform system or safety connect system | 6 minutes |
| Vehicle not enrolled in Lexus Enform system and safety connect system | 1 minute |
NOTICE:
-
When replacing the radio receiver assembly, always replace it with a new one.
If a radio receiver assembly which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio receiver assembly may not operate normally.
- When replacing the DCM (telematics transceiver), make sure to replace it with a new one (w/ Manual [SOS] Switch).
PRECAUTION FOR AUDIO AND VISUAL SYSTEM
(a) If replacing any of parts, do the settings shown in the table below.
w/ Manual (SOS) Switch| Replacement Part | Necessary Procedure | Link |
|---|---|---|
|
*1: w/ SXM System
*2: for Lexus Enform Remote Compatible Type | ||
| Radio receiver assembly | After replacing the radio receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, radio ID registration is necessary*1 | - |
| Re-install the eOwner's manual | - | |
| DCM (telematics transceiver) | Vehicle contract setting | |
| Code registration*2 | | |
.gif)
| Replacement Part | Necessary Procedure | Link |
|---|---|---|
| Radio receiver assembly | Re-install the eOwner's manual | - |
READ NEXT:
Parts Location
PARTS LOCATION ILLUSTRATION *1 NO. 2 ENGINE ROOM RELAY BLOCK - DCM FUSE (w/ Manual [SOS] Switch) - ECU-B NO.5 FUSE - ECU-B NO.1 FUSE *2 NO. 1 ENGINE ROOM RELAY BLOCK - AMP FUSE - RADIO FUSE
System Diagram
SYSTEM DIAGRAM
System Description
SYSTEM DESCRIPTION DISC PLAYER OUTLINE (a) A disc player uses a laser pickup to read digital signals recorded on a disc. By converting the digital signals to analog, it can play music, video and audio
SEE MORE:
Fail-safe Chart
FAIL-SAFE CHART If any of the following DTCs are stored, the ECM enters fail-safe mode to allow the vehicle to be driven temporarily or stops fuel injection. DTC Code Component Fail-Safe Operation Fail-Safe Deactivation Condition P0031 P0032 P101D Air fuel ratio sensor heater The EC
Lost Communication with Brake System Control Module (U0129,U0142,U0293)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U0129 Lost Communication with Brake System Control Module No communication with brake booster with master cylinder assembly (skid control ECU)
CAN communication system
Brake booster with master cylinder a
