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Diagnostic Manual, Info./Comm., Volume 1

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LOCATION:    5.12 Loudspeaker Systems (LS)   >   23 Electrical Test Program - Test


Electrical Test Program - Test

Test scope Test connection Test condition Nominal value Possible cause/Remedy
1.0 Left front door speaker (H4/31)
6
(B.6)
H4/31


5
(B.5)
Remove radio (A2)
Disconnect connector B
(Figure 1)
3.5 - 4.5 Wiring,
Connectors,
H4/31
Values OK:
A2, 3.1 23 or
AD82.60 in WIS
2.0 Left front door mirror triangle speaker (H4/23)

H4/23


Remove radio (A2)

Remove speaker and disconnect speaker connector (H4/23x1). Measure directly on speaker between speaker coil and capacitor
7.5 - 8.5 H4/23
Values OK:
Wiring,
Connectors,
A2, 3.1 23 or
AD82.60 in WIS
3.0 Left door speaker (H4/5)
8
(B.8)
H4/5

7
(B.7)
Remove radio (A2)
Disconnect connector B
(Figure 1)
3.5 - 4.5 Wiring,
Connectors,
H4/5
Values OK:
A2, 3.1 23 or
AD82.60 in WIS
4.0 Left rear speaker (H4/7)

H4/7


Remove radio (A2)

Remove speaker and disconnect speaker connector (H4/7x1). Measure directly on speaker.
3.5 - 4.5 H4/7
Values OK:
Wiring,
Connectors,
A2, 3.1 23 or
AD82.60 in WIS
5.0 Right front door speaker (H4/30)
4
(B.4)
H4/30



3
(B.3)
Remove radio (A2)
Disconnect connector B
(Figure 1)
3.5 - 4.5
Wiring,
Connectors,
H4/30
Values OK:
A2, 3.1 23 or
AD82.60 in WIS
6.0 Right front door mirror triangle speaker (H4/24)

H4/24



Remove radio (A2)

Remove speaker (H4/24) and disconnect speaker connector (H4/24x1). Measure directly on speaker between speaker coil and capacitor
7.5 - 8.5

H4/24.
Values OK:
Wiring,
Connectors,
A2, 3.1 23 or
AD82.60 in WIS
7.0 Right door speaker (H4/6)
2
(B.2)
H4/6


1
(B.1)
Remove radio (A2)
Disconnect connector B
(Figure 1)
3.5 - 4.5 Wiring,
Connectors,
H4/6
Values OK:
A2, 3.1 23 or
AD82.60 in WIS
8.0 Right rear speaker (H4/8)

H4/8



Remove radio (A2)

Remove speaker and disconnect speaker connector (H4/8x1). Measure directly on speaker.
3.5 - 4.5

H4/8.
Values OK:
Wiring,
Connectors,
A2, 3.1 23 or
AD82.60 in WIS
9.0 Dual cone speaker (H4/28)

H4/28



Remove radio (A2)

Remove speaker and disconnect speaker connector (H4/28x1). Measure directly on speaker.

H4/28 has two separate moving coils
around 4

H4/28.
Values OK:
Wiring,
Connectors,
A2, 3.1 23 or
AD82.60 in WIS