Toyota Camry (XV70): Precaution
PRECAUTION
PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
- After the ignition switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal.
- When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the terminal is reconnected.
System Name
See Procedure
Lane Tracing Assist System
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Pre-collision System
Parking Assist Monitor System
Panoramic View Monitor System
IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are used in this section.
|
Expression | Ignition Switch (Position) | Engine Switch (Condition) |
|---|---|---|
| Ignition Switch off |
LOCK | Off (Lock) |
|
Ignition Switch ACC | ACC |
On (ACC) |
| Ignition Switch ON |
ON | On (IG) |
|
Engine Start | START |
On (Start) |
NOTICE:
- When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio and display receiver assembly may not operate normally.
- When replacing the DCM (telematics transceiver), be sure to replace it with a new one (w/ Manual (SOS) Switch).
PRECAUTION FOR AUDIO AND VISUAL SYSTEM
(a) If any of the following parts are replaced, refer to Initialization in Repair Instruction.
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- Radio and display receiver assembly*1
- DCM (telematics transceiver)*2
- *1: After replacing the radio and display receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, SiriusXM radio ID registration is necessary (w/ SXM Function).
*2: w/ Manual (SOS) Switch
READ NEXT:
Parts Location
PARTS LOCATION ILLUSTRATION
*1 ROOF CONSOLE BOX SUB-ASSEMBLY
*2 TELEPHONE MICROPHONE ASSEMBLY
*3 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY
- TV FUSE (for 9
System Description
SYSTEM DESCRIPTION USB AUDIO SYSTEM FUNCTION OUTLINE
(a) The No. 1 stereo jack adapter assembly is equipped with a USB connector. Connecting a USB device or "iPod" to the No. 1 stereo jack adapter a
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the audio and visual system.
*: Use the Techstream.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHOP
SEE MORE:
Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier
DESCRIPTION Using this circuit, the radio and display receiver assembly sends signals to the stereo component amplifier assembly. WIRING DIAGRAM
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY)
(a) Disconnect the
Internal Control Module Random Access Memory (RAM) Error Data Memory Failure (P060444)
MONITOR DESCRIPTION The ECM continuously monitors its internal memory status. This self-check ensures that the ECM is functioning properly. The ECM memory status is diagnosed by internal mirroring of the main CPU and sub CPU to detect Random Access Memory (RAM) errors. If outputs from these CPUs are
