Radio, Stereo, and Compact Disc: Description and Operation

System Description
Refer to Owner's Manual for audio system operating instructions.

CREW CAB WITHOUT AMPLIFIER
Power is supplied at all times
- through 15 A fuse (No.41 located in the fuse and fusible link box)
- to audio unit terminal 6.

With the ignition switch in the ACC or ON position power is supplied
- through 10 A fuse [No.18 located in the fuse block (J/B)]
- to audio unit terminal 10.

Ground is supplied through the case of the audio unit.
With the audio unit ON audio signals are supplied
- through audio unit terminals 2, 4, 14 and 16
- to front door speakers pillar tweeters and rear door speakers.

When the steering wheel audio control switches are pushed audio signals are supplied
- through audio unit terminal 23
- to steering wheel audio control switch terminal 15 and
- through steering audio control switch terminal 16
- to audio unit terminal 24.

CREW CAB WITH AMPLIFIER
Power is supplied at all times
- through 15 A fuse (No.41 located in fuse and fusible link box)
- to audio unit terminal 6 and
- through 30 A fusible link (letter h located in fuse and fusible link box)
- to audio amplifier terminals 5 and 12.

With the ignition switch in the ACC or ON position power is supplied
- through 10 A fuse [No.18 located in fuse block (J/B)]
- to audio unit terminal 10.

Ground is supplied through the case of the audio unit.
Ground is also supplied
- through audio amplifier terminals 4 and 11
- to body grounds M14 and M68.

With the audio unit ON audio signals are supplied
- through audio unit terminals 1, 2, 3, 4, 12, 13, 14, 15 and 16
- to audio amplifier terminals 13, 15, 16, 17, 20, 21, 22, 23 and 24
- through amplifier terminals 1, 2, 3 and 9
- to front door speakers pillar tweeters rear speakers and subwoofer.

When the steering wheel audio control switches are pushed audio signals are supplied
- through audio unit terminal 23
- to steering wheel audio control switch terminal 15 and
- through steering audio control switch terminal 16
- to audio unit terminal 24.