Lexus ES: Reverse Signal Circuit between Radio Receiver Assembly and Navigation ECU
DESCRIPTION
This circuit includes the navigation ECU and radio receiver assembly.
WIRING DIAGRAM
PROCEDURE
1. | CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NAVIGATION ECU) |
(a) Disconnect the G1 radio receiver assembly connector.
(b) Disconnect the G14 navigation ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
G1-28 (REV2) - G14-19 (REV2) | Always | Below 1 Ω |
G1-28 (REV2) or G14-19 (REV2) - Body ground | Always | 10 kΩ or higher |
NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
READ NEXT:
PROCEDURE 1. SET DESTINATION (a) Set another destination and check if the system can calculate the route correctly. OK: Route can be correctly calculated. OK END NG PROCEED T
CAUTION / NOTICE / HINT NOTICE: Some satellite radio broadcasts require payment. A contract must be made between a satellite radio company and the user. If the contract expires, it will not be possibl
CAUTION / NOTICE / HINT NOTICE: Some satellite radio broadcasts require payment. A contract must be made between a satellite radio company and the user. If the contract expires, it will not be possibl
SEE MORE:
INSTALLATION 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. PRECAUTION NOTICE: After turning the engine switch (for Gasoline Model) or power switch (for HV Model) off, waiting time may be required bef
DESCRIPTION The brake hold operated indicator light illuminates when the brake hold system is operating (vehicle stopped via brake fluid pressure hold) and turns off when the brake hold system operation is finished (brake fluid pressure decreases). The brake hold system may not operate depending on
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