TSRM/MK4 Supra/Wiring Diagrams
Repair ManualWiring Diagrams
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RAP/Radio and Player — Service Hints and Parts Location, page 3

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Service Hints and Parts Location — MK4 Supra Radio and Player wiring diagram, page 3
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Page text (OCR transcript)
RADIO AND PLAYER (w/ STEREO POWER AMPLIFIER)

SERVICE HINTS

S 8(A) STEREO POWER AMPLIFIER
(A) 6, (A)2–GROUND : ALWAYS APPROX. 12 VOLTS
(A) 3–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON OR ACC POSITION
(A) 4–GROUND : ALWAYS CONTINUOUS

: PARTS LOCATION

CODE    SEE PAGE    CODE    SEE PAGE    CODE    SEE PAGE
A30     28          R 6      29         S10  C   29
F10     29          R13      30              D   29
F11     29          R14      30         W 2      30
F12     30          S 8   A  29
F13     30          S 9   B  29

: RELAY BLOCKS

CODE    SEE PAGE    RELAY BLOCKS (RELAY BLOCK LOCATION)
2       22          R/B NO. 2 (ENGINE COMPARTMENT LEFT)

: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR

CODE    SEE PAGE    JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1H      20          COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)

: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS

CODE    SEE PAGE    JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB1     36          ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
ID1     36          FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
IE1     36          INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
IF3     36          INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
IH1
IH2     38          INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)
IH3
IL1     38          FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)

: GROUND POINTS

CODE    SEE PAGE    GROUND POINTS LOCATION
IF      36          LEFT KICK PANEL

: SPLICE POINTS

CODE    SEE PAGE    WIRE HARNESS WITH SPLICE POINTS    CODE    SEE PAGE    WIRE HARNESS WITH SPLICE POINTS
I 5     38          INSTRUMENT PANEL WIRE              I16     38          CONSOLE BOX WIRE
I14     38          [continued]                        I24     38          COWL WIRE

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