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05M S L -- 01
I43825
C11
C12
05 -- 374
--
DIAGNOSTICS
COMBINATION M ETER (1ND -- TV)
COROLLA Supplement (RM1129E)
TERMINALS OF ECU
1. COMBINATION METER ASSY
Symbols (Terminals No.)
Wiri ng Color
Terminal Description
Condition
Specified Condition
SIGNAL EARTH (C11 -- 1) --
Body ground
SB (BR) --
Body ground
Ground
Always
Below 1
Ω
POWER EARTH (C11 -- 2) --
Body ground
SB (W -- B) --
Body ground
Ground
Always
Below 1
Ω
IGNITION (C11 -- 4) --
Body ground
S B ( R -- L ) --
Body ground
Ignition switch signal (ON) Ignition switch OFF
→
ON
Below 1 V
→
10 to 14 V
+B (C11 -- 5) -- Body ground
SB (L -- Y) --
Body ground
Battery
Always
10 to 14 V
P -- BELT OUT (C11 -- 6) --
Body ground
SB (Y) --
Body ground
Seat belt c ondition signal
(Passenger side)
Passenger seat belt i ndicator light is
OFF
→
Blinks
FUEL (C11 -- 7) -- Body ground
W (Y--B) --
Body ground
Fuel level s ignal
Turn the Ignition switch ON, fuel
level i s FULL
→
EMPTY
Below 1 V
→
4 to 7 V
WAT E R T E M P ( C 11 -- 8 ) --
Body ground
W (Y--R) --
Body ground
Coolant temperature sig-
nal
Turn the ignition switch ON, coolant
temperature is 80 to 95
_
C (176 to
203
_
F)
SI (C11--9) -- Body ground
W -- Body ground Speed signal (Input)
Turn the ignition switch ON and turn
the wheel slowly
4P OUT (C11--10) --
Body ground
W -- Body ground Speed signal (Output)
Turn the ignition switch ON and turn
the wheel slowly
P--BELT IN (C11--11) --
Body ground
SB (L--Y) --
Body ground
Seat belt condition signal
(Passenger Side)
Passenger seat belt indicator light is
Blinking
→
OFF
Below 1 V
→
10 to 14 V
D--BELT IN (C11--12) --
Body ground
SB (R) --
Body ground
Seat belt condition signal
(Driver Side)
Driver seat belt indicator light is
Blinking
→
OFF
Below 1 V
→
10 to 14 V
BEAM-- (C11--13) --
Body ground
W (W--B) (*1)
SB (R--G) (*2) --
Body ground
Hi--Beam signal
Hi--Beam ON
→
OFF
Below 1
Ω
BEAM+ (C11--14) --
Body ground
SB (R--L) (*1)
SB (L--Y) (*2) --
Body ground
Hi--Beam signal
Hi--Beam OFF
→
ON
Below 1 V
→
10 to 14 V
ST (C11--15) -- Body ground
W (B--W) --
Body ground
Starting signal
Ignition switch OFF
→
START
Below 1 V
→
7 to 14 V
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TOYOTA COROLLA REPAIR MANUAL SUPP 1129E