Lexus ES: Radio Receiver Power Source Circuit
DESCRIPTION
This is the power source circuit to operate the radio receiver assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
| 1. | CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY POWER SOURCE) |
(a) Disconnect the G5 and G3 radio receiver assembly connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| G5-1 (GND1) - Body ground | Always | Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| G5-4 (+B1) - G5-1 (GND1) | Always | 11 to 14 V |
| G5-15 (ACC1) - G5-1 (GND1) | Engine switch on (ACC) | 11 to 14 V |
| G3-19 (IG) - G5-1 (GND1) | Engine switch on (IG) | 11 to 14 V |
| OK | .gif) | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
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| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
READ NEXT:
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SEE MORE:
Winter driving tips
Carry out the necessary preparations
and inspections before driving
the vehicle in winter. Always drive
the vehicle in a manner appropriate
to the prevailing weather conditions.
Preparation for winter
Use fluids that are appropriate to
the prevailing outside temperatures.
Engine oil
Headlight Dimmer Switch Circuit
DESCRIPTION The steering sensor receives the following switch information:
Light control switch in DRL OFF*1, off*2, tail, head or AUTO position
Dimmer switch in high, low or high flash (pass) position
*1: w/ DRL OFF Switch
*2: w/o DRL OFF Switch
WIRING DIAGRAM CAUTION / NOTICE / HI
