Lexus NX manuals

Lexus NX: Inspection

Lexus NX Service Manual / Audio & Visual & Telematics / Audio / Video / Instrument Panel Speaker / Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

for 8 Speakers

Tester Connection

Condition

Specified Condition

1 - 2

Always

4 Ω
for 10 Speakers

Tester Connection

Condition

Specified Condition

1 - 2

Always

4 Ω
for 14 Speakers

Tester Connection

Condition

Specified Condition

1 - 2

Always

6.5 to 9.7 Ω

If the result is not as specified, replace the front No. 2 speaker assembly.

*a

Component without harness connected

(Front No. 2 Speaker Assembly)

(b) When there is a malfunction such as noise from a speaker or no sound at all, replace the speaker with a new one and check that the malfunction disappears.

OK:

Malfunction disappears.

HINT:

  • Connect the connectors to the front No. 2 speaker assemblies.
  • When there is a possibility that either the right or left front No. 2 speaker assembly is defective, inspect by interchanging the right one with the left one.
  • Perform the inspection above on both the LH and RH side.

2. INSPECT FRONT NO. 3 SPEAKER ASSEMBLY

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

for 10 Speakers

Tester Connection

Condition

Specified Condition

1 - 2

Always

4 Ω
for 14 Speakers

Tester Connection

Condition

Specified Condition

1 - 2

Always

7 to 10.6 Ω

If the result is not as specified, replace the front No. 3 speaker assembly.

*a

Component without harness connected

(Front No. 3 Speaker Assembly)

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