Toyota Celica 2005, Repair Manual

Page: 2298 / 2497

I12416
Connector ”A” Connector ”B”
Radio Receiver Side
− BODY ELECTRICAL AUDIO SYSTEM
BE − 123
2005 CELICA (RM1131U)
2. 6 speaker type:
INSPECT RADIO RECEIVER ASSEMBLY CIRCUIT
Inspect the connector on the wire harness side with the connec-
tor of radio receiver assembly still connected.
Tester connection Condition Specified condition
A1 − Ground
(FR+)
Audio sounding 5 − 7 V
A2 − Ground
(FL+)
Audio sounding 5 − 7 V
A3 − Ground
(ACC)
Ignition switch ACC Battery positive voltage
A4 − Ground
(+B)
Always Battery positive voltage
A5 − Ground
(FR − )
Audio sounding 5 − 7 V
A6 − Ground
(FL − )
Audio sounding 5 − 7 V
A7 − Ground
(GND)
Always Continuity
A10 − Ground
(ILL+)
Light control switch TAIL or HEAD Battery positive voltage
B1 − Ground
(RR+)
Audio sounding 5 − 7 V
B2 − Ground
(RL+)
Audio sounding 5 − 7 V
B3 − Ground
(RR − )
Audio sounding 5 − 7 V
B6 − Ground
(RL − )
Audio sounding 5 − 7 V
If the circuit is not as specified, inspect the circuits connected
to other parts.
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