Lexus ES: Sound Quality is Bad Only when Disc is Played (Volume is Too Low)
Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Navigation / Multi Info Display / Navigation System (for Gasoline Model) / Sound Quality is Bad Only when Disc is Played (Volume is Too Low)
CAUTION / NOTICE / HINT
NOTICE:
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Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System.
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When replacing the radio receiver assembly, always replace it with a new one. If a radio receiver assembly which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio receiver assembly may not operate normally.
PROCEDURE
| 1. | REPLACE DISC AND RECHECK |
(a) Replace the disc with a new or known good one and check that the malfunction disappears.
OK:
Malfunction disappears.
| OK |  | END |
|
| 2. | CHECK NOISE CONDITION |
(a) Check that noise is output from the speakers when a disc is inserted and is being read.
OK:
Noise is output.
| OK | | REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY |
| NG | | REPLACE RADIO RECEIVER ASSEMBLY |
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Steering Pad Switch Circuit
DESCRIPTION This circuit sends an operation signal from the steering pad switch assembly to the radio receiver assembly. If there is an open in the circuit, the navigation system cannot be operated us
SEE MORE:
Maintenance requirements
To ensure safe and economical driving,
day-to-day care and regular
maintenance are essential. It is the
owner's responsibility to perform
regular checks. Lexus recommends
the following maintenance:
■Repair and replacement
It is recommended that genuine Lexus parts
be used for repairs to en
Inspection
INSPECTION PROCEDURE 1. INSPECT FUEL SENDER GAUGE ASSEMBLY CAUTION: Perform the inspection in a well-ventilated area. Do not perform the inspection near an open flame. (a) Check that the float moves smoothly between F and E. (b) Check the fuel sender gauge assembly voltage. (1) Apply 5 V between
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