Toyota Camry (XV70): Navigation Ecu
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Components
COMPONENTS ILLUSTRATION
*A for 7 Inch Display
*B for 9 Inch Display
*C w/o Manual (SOS) Switch
*D w/ Manual (SOS) Switch
*1 CENTER INSTRUMENT CLUSTER FI
Removal
REMOVAL PROCEDURE 1. PRECAUTION
NOTICE:
When replacing the radio and display receiver assembly or navigation ECU, always replace it with a new one. If a radio and display receiver assembly or na
Installation
INSTALLATION PROCEDURE 1. PRECAUTION
NOTICE:
When replacing the radio and display receiver assembly or navigation ECU, always replace it with a new one. If a radio and display receiver assembly
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Check Bus 1 Lines for Short Circuit
DESCRIPTION There may be a short circuit between the CAN main bus lines and/or CAN branch lines when the resistance between terminals 23 (CA1H) and 8 (CA1L) of the central gateway ECU (network gateway ECU) is below 54 Ω.
Symptom Trouble Area
Resistance between terminals 23 (CA1H
Inspection
INSPECTION PROCEDURE 1. INSPECT HEADLIGHT ASSEMBLY LH (for Bulb Type Turn Signal Light)
*a Component without harness connected
(Headlight Assembly LH) (a) Apply battery voltage to the headlight assembly LH and check that the Lo/Hi beam shade operates.
OK:
Condition
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