Toyota Camry (XV70): System Diagram
SYSTEM DIAGRAM
w/ Manual (SOS) Switch
w/o Manual (SOS) Switch
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System Description
SYSTEM DESCRIPTION NAVIGATION SYSTEM OUTLINE (a) Vehicle position tracking methods
It is essential that the navigation system correctly tracks the current vehicle position and displays it on the map
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the navigation system.
*: Use the Techstream.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHOP
Operation Check
OPERATION CHECK CHECK NAVIGATION SYSTEM NORMAL CONDITION
(a) If the cause of a symptom is any of the following, the corresponding symptom is normal; it is not due to a malfunction.
Symptom A
SEE MORE:
Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. SEPARATE FRONT NO. 2 AXLE INBOARD JOINT BOOT CLAMP
(a) Secure the drive shaft in a vise between aluminum plates. NOTICE:
Do not ove
Vehicle Speed Signal Circuit between Navigation ECU and Combination Meter
DESCRIPTION The navigation ECU receives a vehicle speed signal from the combination meter assembly.
HINT:
A voltage of 12 V or 5 V is output from each ECU and then input to the combination meter assembly. The signal is changed to a pulse signal at the transistor in the combination meter assemb
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