2001 TOYOTA SEQUOIA Service Repair Manual

audio water pump ESP wheel hood open jump start

Page 1889 of 4323

TOYOTA SEQUOIA 2001 Service Repair Manual ± DIAGNOSTICSBODY CONTROL SYSTEM
DI±1687
1881 Author: Date:
2005 SEQUOIA (RM1146U)
WIRELESS DOOR LOCK CONTROL
SymptomSuspected AreaSee page
All functions of wireless door lock control system do

± DIAGNOSTICSBODY CONTROL SYSTEM
DI±1687
1881 Author: Date:
2005 SEQUOIA (RM1146U)
WIRELESS DOOR LOCK CONTROL
SymptomSuspected AreaSee page
All functions of wireless door lock control system do not operate.
1. Transmitter
2. Wireless door lock receiver circuit
3. Key unlock warning switch circuit
4. Body ECUBE±99
DI±1737
DI±1715
IN±35
Lock (or unlock) function does not operate.
1. Door unlock detection switch circuit (Driver's)
(Passenger's)
(Rear Door)
(Back Door)
2. Any door ECU
3. Body ECUDI±1791
DI±1829
DI±1723
DI±1869
IN±35
IN±35
Automatic lock function operates even if any door is opened within
30 seconds after all doors are unlocked by wireless door lock
control system.1. Door courtesy light switch circuit
2. Any door ECU
3. Body ECUDI±1728
IN±35
IN±35
Wireless door lock function operates, but the buzzer does not
sound.1. Wireless door lock buzzer circuit
2. Body ECUDI±1741
IN±35
Buzzer sounds, but wireless door lock function does not operate.Body ECUIN±35
REAR WIPER AND WASHER
SymptomSuspected AreaSee page
Rear wiper does not operate.1. Rear wiper switch and motor circuit
2. Body ECUDI±1704
IN±35
Rear washer does not operate.1. Rear washer switch and motor circuit
2. Body ECUDI±1704
IN±35
LIGHT CONTROL
SymptomSuspected AreaSee page
Automatic light control does not operate.
1. Automatic light control sensor circuit
2. Light control switch circuit
3. Body ECUDI±1753
DI±1750
IN±35
Auto turn±off does not operate.
1. Door courtesy light switch circuit (Driver side)
2. Ignition switch
3. Driver door ECU
4. Body ECUDI±1728
BE±24
IN±35
IN±35
Daytime running light function does not operate.
1. Daytime running light relay circuit
2. Parking brake switch circuit
3. Body ECUDI±1712
DI±1744
IN±35
FOG LIGHT
SymptomSuspected AreaSee page
Fog lights do not come on.
1. Bulb
2. FOG fuse
3. Fog light relay and switch circuit
4. Body ECU±
BE±14
DI±1710
IN±35
OTHERS
SymptomSuspected AreaSee page
Illuminated entry function does not operate.1. Illumination circuit
2. Body ECUDI±1759
IN±35
All functions of the body control system do not operate.1. Power source circuit
2. Body ECUDI±1700
IN±35
Remote control mirror does not operate.
(w/ Driving position memory)1. Remote control mirror switch circuit
2. Driving position memory switch circuit
3. Body ECUDI±1767
DI±1772
IN±35

Page 1890 of 4323

TOYOTA SEQUOIA 2001 Service Repair Manual DI1OG±31
I27698
B5B6
B7 BODY CONTROL ECU:
DI±1688
± DIAGNOSTICSBODY CONTROL SYSTEM
1882 Author: Date:
2005 SEQUOIA (RM1146U)
TERMINALS OF ECU
Symbols (Terminals No.)Wiring ColorTerminal Descrip

DI1OG±31
I27698
B5B6
B7 BODY CONTROL ECU:
DI±1688
± DIAGNOSTICSBODY CONTROL SYSTEM
1882 Author: Date:
2005 SEQUOIA (RM1146U)
TERMINALS OF ECU
Symbols (Terminals No.)Wiring ColorTerminal DescriptionConditionSpecified Condition
KSW ± GND1
(B5±13 ± B6±6)Y±G ± W±BKey unlock warning
switch signalKey unlock warning switch ON
(Key inserted)Below 1 V
KSW ± GND1
(B5±13 ± B6±6)Y±G ± W±BKey unlock warning
switch signalKey unlock warning switch OFF
(Key not inserted)10 to 14 V
KSW2 ± GND1
(B5±15 ± B6±6)Y±G ± W±B
Key unlock warning
switch signal (Immobi-
lizer)Key unlock warning switch ON
(Key inserted)Below 1 V
KSW2 ± GND1
(B5±15 ± B6±6)Y±G ± W±B
Key unlock warning
switch signal (Immobi-
lizer)Key unlock warning switch OFF
(Key not inserted)10 to 14 V
HR ± GND1
(B7±18 ± B6±6)W±R ± W±BHorn switch signalHorn switch ONBelow 1 V
HR ± GND1
(B7±18 ± B6±6)W±R ± W±BHorn switch signalHorn switch OFF10 to 14 V
BDN ± GND1
(B6±15 ± B6±6)P±L ± W±BBack door power win-
dow motor (DOWN)Back door power window switch
DOWN positionBelow 1 V
BDN ± GND1
(B6±15 ± B6±6)P±L ± W±BBack door power win-
dow motor (DOWN)Back door power window switch
OFF or UP position10 to 14 V
BUP ± GND1
(B6±14 ± B6±6)W ± W±BBack door power win-
dow motor (UP)Back door power window switch
UP positionBelow 1 V
BUP ± GND1
(B6±14 ± B6±6)W ± W±BBack door power win-
dow motor (UP)Back door power window switch
OFF or DOWN position10 to 14 V
ACC ± GND1
(B7±10 ± B6±6)GR ± W±BIgnition switch (ACC)Ignition switch OFFBelow 1 V
ACC ± GND1
(B7±10 ± B6±6)GR ± W±BIgnition switch (ACC)Ignition switch ACC or ON10 to 14 V
BECU ± GND1
(B6±5 ± B6±6)W±R ± W±BBatteryAlways10 to 14 V
RLCY ± GND1
(B7±7 ± B6±6)R±W ± W±BCourtesy light switch
(Rear LH)Rear LH door courtesy light
switch ON (Open)Below 1 V
RLCY ± GND1
(B7±7 ± B6±6)R±W ± W±BCourtesy light switch
(Rear LH)Rear LH door courtesy light
switch OFF (Closed)10 to 14 V
RRCY ± GND1
(B5±8 ± B6±6)R±W ± W±BCourtesy light switch
(Rear RH)Rear RH door courtesy light
switch ON (Open)Below 1 V
RRCY ± GND1
(B5±8 ± B6±6)R±W ± W±BCourtesy light switch
(Rear RH)Rear RH door courtesy light
switch OFF (Closed)10 to 14 V
PCTY ± GND1
(B5±22 ± B6±6)LG±B ± W±BCourtesy light switch
(Front RH)Passenger door courtesy light
switch ON (Open)Below 1 V

Page 1891 of 4323

TOYOTA SEQUOIA 2001 Service Repair Manual ± DIAGNOSTICSBODY CONTROL SYSTEM
DI±1689
1883 Author: Date:
2005 SEQUOIA (RM1146U) PCTY ± GND1
(B5±22 ± B6±6)
LG±B ± W±BCourtesy light switch
(Front RH)Passenger door courtesy light
swit

± DIAGNOSTICSBODY CONTROL SYSTEM
DI±1689
1883 Author: Date:
2005 SEQUOIA (RM1146U) PCTY ± GND1
(B5±22 ± B6±6)
LG±B ± W±BCourtesy light switch
(Front RH)Passenger door courtesy light
switch OFF (Closed)10 to 14 V
LSWL ± GND1
(B7±24 ± B6±6)P±L ± W±BDoor unlock detection
switch (Rear LH)Rear LH door unlock detection
switch ON (Unlocked)Below 1 V
LSWL ± GND1
(B7±24 ± B6±6)P±L ± W±BDoor unlock detection
switch (Rear LH)Rear LH door unlock detection
switch OFF (Locked)10 to 14 V
DCTY ± GND1
(B7±12 ± B6±6)GR±R ± W±BCourtesy light switch
(Front LH)Driver door courtesy light switch
ON (Open)Below 1 V
DCTY ± GND1
(B7±12 ± B6±6)GR±R ± W±BCourtesy light switch
(Front LH)Driver door courtesy light switch
OFF (Closed)10 to 14 V
LSWR ± GND1
(B5±21 ± B6±6)P±B ± W±BDoor unlock detection
switch (Rear RH)Rear RH door unlock detection
switch ON (Unlocked)Below 1 V
LSWR ± GND1
(B5±21 ± B6±6)P±B ± W±BDoor unlock detection
switch (Rear RH)Rear RH door unlock detection
switch OFF (Locked)10 to 14 V
HORN ± GND1
(B5±26 ± B6±6)B±Y ± W±BHorn switch signalHorn switch OFF10 to 14 V
HORN ± GND1
(B5±26 ± B6±6)B±Y ± W±BHorn switch signalHorn switch ONBelow 1 V
BDR ± GND1
(B6±2 ± B6±6)L±W ± W±BBatteryAlways10 to 14 V
GND1 ± Body ground
(B6±6 ± Body ground)W±B ± Body groundGroundAlwaysBelow 1 V
RWLS ± GND1
(B5±6 ± B6±6)Y±B ± W±BRear wiper switch sig-
nal (ON)Rear wiper switch ONBelow 1 V
RWLS ± GND1
(B5±6 ± B6±6)Y±B ± W±BRear wiper switch sig-
nal (ON)Rear wiper switch OFF or INT10 to 14 V
RWC1 ± GND1
(B5±7 ± B6±6)G±B ± W±BRear wiper switch sig-
nal (INT)Rear wiper switch INTBelow 1 V
RWC1 ± GND1
(B5±7 ± B6±6)G±B ± W±BRear wiper switch sig-
nal (INT)Rear wiper switch OFF10 to 14 V
ACTD ± GND1
(B7±2 ± B6±6)R±B ± W±BDoor lock motor (Front
LH)Power door lock not operating or
operating to UNLOCKBelow 1 V
ACTD ± GND1
(B7±2 ± B6±6)R±B ± W±BDoor lock motor (Front
LH)Power door lock not operating to
LOCK10 to 14 V
IND ± GND1
(B5±16 ± B6±6)GR ± W±BSecurity indicator lightSecurity indicator is offBelow 1 V
IND ± GND1
(B5±16 ± B6±6)GR ± W±BSecurity indicator lightSecurity indicator light is on10 to 14 V
SH ± GND1
(B7±1 ± B6±6)R±G ± W±BTheft deterrent horn
signalSecurity horn does not soundBelow 1 V
SH ± GND1
(B7±1 ± B6±6)R±G ± W±BTheft deterrent horn
signalSecurity horn sounds10 to 14 V
HRLY ± GND1
(B7±8 ± B6±6)LG±R ± W±BHEAD relay signalHEAD relay ONBelow 1 V
HRLY ± GND1
(B7±8 ± B6±6)LG±R ± W±BHEAD relay signalHEAD relay OFF10 to 14 V
TRLY ± GND1
(B7±11 ± B6±6)LG ± W±BTaillight relay signalTaillight relay ONBelow 1 V
TRLY ± GND1
(B7±11 ± B6±6)LG ± W±BTaillight relay signalTaillight relay OFF10 to 14 V

Page 1892 of 4323

TOYOTA SEQUOIA 2001 Service Repair Manual DI±1690
± DIAGNOSTICSBODY CONTROL SYSTEM
1884 Author: Date:
2005 SEQUOIA (RM1146U) HCTY ± GND1
(B7±14 ± B6±6)
L±W ± W±BEngine hood courtesy
switch signalHood courtesy light switch ON
(Op

DI±1690
± DIAGNOSTICSBODY CONTROL SYSTEM
1884 Author: Date:
2005 SEQUOIA (RM1146U) HCTY ± GND1
(B7±14 ± B6±6)
L±W ± W±BEngine hood courtesy
switch signalHood courtesy light switch ON
(Open)Below 1 V
HCTY ± GND1
(B7±14 ± B6±6)L±W ± W±BEngine hood courtesy
switch signalHood courtesy light switch OFF
(Close)10 to 14 V
WIG ± GND1
(B7±5 ± B6±6)L±Y ± W±BIgnition Switch (IG)Ignition switch LOCKBelow 1 V
WIG ± GND1
(B7±5 ± B6±6)L±Y ± W±BIgnition Switch (IG)Ignition switch ON10 to 14 V
IG ± GND1
(B7±6 ± B6±6)B±R ± W±BIgnition Switch (IG)Ignition switch LOCKBelow 1 V
IG ± GND1
(B7±6 ± B6±6)B±R ± W±BIgnition Switch (IG)Ignition switch ON10 to 14 V
RWW ± GND1
(B7±4 ± B6±6)G±B ± W±BRear washer switch
(ON)Rear washer switch ONBelow 1 V
RWW ± GND1
(B7±4 ± B6±6)G±B ± W±BRear washer switch
(ON)Rear washer switch OFF10 to 14 V
ACT+ ± GND1
(B5±1 ± B6±6)L±R ± W±BDoor lock motor (UN-
LOCK)Power door lock not operating or
operating to UNLOCKBelow 1 V
ACT+ ± GND1
(B5±1 ± B6±6)L±R ± W±BDoor lock motor (UN-
LOCK)Power door lock operating to
LOCK10 to 14 V
ACT± ± GND1
(B5±10 ± B6±6)L±B ± W±BDoor lock motor
(LOCK)Power door lock not operating or
operating to LOCKBelow 1 V
ACT± ± GND1
(B5±10 ± B6±6)L±B ± W±BDoor lock motor
(LOCK)Power door lock operating to UN-
LOCK twice10 to 14 V
MPX1
(B7±22)W±LMultiplex communica-
tion signalMultiplex communication circuit±
MPX2 (*2)
(B5±24)L±YMultiplex communica-
tion signalMultiplex communication circuit±
MPX3
(B7±20)G±OMultiplex communica-
tion signalMultiplex communication circuit±
ILE ± GND1
(B7±3 ± B6±6)W ± W±BIlluminationMap Light is offBelow 1 V
ILE ± GND1
(B7±3 ± B6±6)W ± W±BIlluminationMap Light is on10 to 14 V
PRG ± GND1
(B5±5 ± B6±6)V ± W±BWireless transmitter
signal groundWireless door look receiver com-
munication circuit±
RDA ± GND1
(B5±4 ± B6±6)R±G ± W±BWireless transmitter
signal inputWireless door lock control sys-
tem is operatedBelow 1 V
RDA ± GND1
(B5±4 ± B6±6)R±G ± W±BWireless transmitter
signal inputWireless door lock control sys-
tem is not operated10 to 14 V
HU ± GND1
(B6±11 ± B6±6)Y±R ± W±BHeadlight dimmer
switch (HI)Headlight dimmer switch position
is Hi beam or FLASHBelow 1 V
HU ± GND1
(B6±11 ± B6±6)Y±R ± W±BHeadlight dimmer
switch (HI)Headlight dimmer switch position
is not Hi beam or FLASH10 to 14 V
HF ± GND1
(B6±8 ± B6±6)R±L ± W±BHeadlight dimmer
switch (FLASH)Headlight dimmer switch position
is FLASHBelow 1 V
HF ± GND1
(B6±8 ± B6±6)R±L ± W±BHeadlight dimmer
switch (FLASH)Headlight dimmer switch position
is not FLASH10 to 14 V
TAIL ± GND1
(B6±7 ± B6±6)G ± W±BLight control switch
(TAIL)Light control switch TAIL or
HEADBelow 1 V

Page 1893 of 4323

TOYOTA SEQUOIA 2001 Service Repair Manual ± DIAGNOSTICSBODY CONTROL SYSTEM
DI±1691
1885 Author: Date:
2005 SEQUOIA (RM1146U) TAIL ± GND1
(B6±7 ± B6±6)
G ± W±BLight control switch
(TAIL)Light control switch OFF10 to 14 V
CLTS (*3)

± DIAGNOSTICSBODY CONTROL SYSTEM
DI±1691
1885 Author: Date:
2005 SEQUOIA (RM1146U) TAIL ± GND1
(B6±7 ± B6±6)
G ± W±BLight control switch
(TAIL)Light control switch OFF10 to 14 V
CLTS (*3) ± GND1
(B6±12 ± B6±6)Y ± W±BAutomatic light control
sensor (Signal)Ignition switch OFFBelow 1 V
CLTS (*3) ± GND1
(B6±12 ± B6±6)Y ± W±BAutomatic light control
sensor (Signal)Ignition switch ONSignal waveform
CLTE (*3) ± GND1
(B6±3 ± B6±6)BR ± W±BAutomatic light control
sensor (Ground)AlwaysBelow 1 V
CLTB (*3) ± GND1
(B6±4 ± B6±6)R±G ± W±BAutomatic light control
sensor (IG)Ignition switch OFFBelow 1 V
CLTB (*3) ± GND1
(B6±4 ± B6±6)R±G ± W±BAutomatic light control
sensor (IG)Ignition switch ON10 to 14 V
BZR ± GND1
(B7±15 ± B6±6)LG ± W±BWireless door lock
buzzer signalBuzzer does not soundBelow 1 V
BZR ± GND1
(B7±15 ± B6±6)LG ± W±BWireless door lock
buzzer signalBuzzer sounds10 to 14 V
RLD ± GND1
(B7±26 ± B6±6)L ± W±BPower window control
(Rear LH (DOWN))Ignition switch ONBelow 1 V
RLD ± GND1
(B7±26 ± B6±6)L ± W±BPower window control
(Rear LH (DOWN))Ignition switch ON,
Rear left power window DOWN
operation
10 to 14 V
RLU ± GND1
(B7±25 ± B6±6)G±R ± W±BPower window control
(Rear LH (UP))Ignition switch ONBelow 1 V
RLU ± GND1
(B7±25 ± B6±6)G±R ± W±BPower window control
(Rear LH (UP))Ignition switch ON,
Rear left power window UP op-
eration
10 to 14 V
RRD ± GND1
(B5±20 ± B6±6)L ± W±BPower window control
(Rear RH (DOWN))Ignition switch ONBelow 1 V
RRD ± GND1
(B5±20 ± B6±6)L ± W±BPower window control
(Rear RH (DOWN))Ignition switch ON,
Rear right power window DOWN
operation
10 to 14 V
RRU ± GND1
(B5±19 ± B6±6)G±Y ± W±BPower window control
(Rear RH (UP))Ignition switch ONBelow 1 V
RRU ± GND1
(B5±19 ± B6±6)G±Y ± W±BPower window control
(Rear RH (UP))Ignition switch ON,
Rear right power window UP op-
eration
10 to 14 V
HEAD ± GND1
(B6±9 ± B6±6)G±Y ± W±BLight control switch
(HEAD)Light control switch HEADBelow 1 V
HEAD ± GND1
(B6±9 ± B6±6)G±Y ± W±BLight control switch
(HEAD)Light control switch OFF or TAIL10 to 14 V
PKB ± GND1
(B5±3 ± B6±6)LG±R ± W±BParking brake switch
signalIgnition switch ON, Parking brake
appliedBelow 1 V
PKB ± GND1
(B5±3 ± B6±6)LG±R ± W±BParking brake switch
signalIgnition switch ON, Parking brake
not applied10 to 14 V
GSWGR RAirbag sensor commu-Airbag sensor communicationGSW
(B6±16)GR±RAirbag sensor commu
nication signal
Airbag sensor communication
circuit±
OBD2
(B5±2)G±RDiagnosis signalDLC3 communication circuit±
FFOG ± GND1
(B6±13 ± B6±6)G±B ± W±BFog light switch signalHeadlight dimmer switch LOW,
Fog light switch OFFBelow 1 V

Page 1894 of 4323

TOYOTA SEQUOIA 2001 Service Repair Manual DI±1692
± DIAGNOSTICSBODY CONTROL SYSTEM
1886 Author: Date:
2005 SEQUOIA (RM1146U) FFOG ± GND1
(B6±13 ± B6±6)
G±B ± W±BFog light switch signalHeadlight dimmer switch LOW,
Fog light switc

DI±1692
± DIAGNOSTICSBODY CONTROL SYSTEM
1886 Author: Date:
2005 SEQUOIA (RM1146U) FFOG ± GND1
(B6±13 ± B6±6)
G±B ± W±BFog light switch signalHeadlight dimmer switch LOW,
Fog light switch ON10 to 14 V
DIM (*1) ± GND1
(B7±17 ± B6±6)R ± W±BDIMMER relay signalIgnition switch OFFBelow 1 V
DIM (*1) ± GND1
(B7±17 ± B6±6)R ± W±BDIMMER relay signalIgnition switch ON10 to 14 V
H±ON (*1) ± GND1
(B7±16 ± B6±6)R±W ± W±BDRL No.4 relay signalIgnition switch OFFBelow 1 V
H±ON (*1) ± GND1
(B7±16 ± B6±6)R±W ± W±BDRL No.4 relay signalIgnition switch ON10 to 14 V
HIND (*1) ± GND1
(B5±18 ± B6±6)GR±L ± W±BHi±beam indicator light
signalIgnition switch OFFBelow 1 V
HIND (*1) ± GND1
(B5±18 ± B6±6)GR±L ± W±BHi±beam indicator light
signalIgnition switch ON10 to 14 V
A (*3) ± GND1
(B6±10 ± B6±6)L±R ± W±BLight control switch
(AUTO)Light control switch OFFBelow 1 V
A (*3) ± GND1
(B6±10 ± B6±6)L±R ± W±BLight control switch
(AUTO)Light control switch AUTO10 to 14 V
MIRE ± GND1
(B5±28 ± B6±6)LG±B ± W±BRemote control mirror
switch (Ground)AlwaysBelow 1 V
MIRS ± GND1
(B5±29 ± B6±6)P±L ± W±BRemote control mirror
switch (IG)Ignition switch ON10 to 14 V
MIRS ± GND1
(B5±29 ± B6±6)P±L ± W±BRemote control mirror
switch (IG)Ignition switch ON,
Mirror switch L or R position se-
lected
Below 1 V
MIRB ± GND1
(B5±30 ± B6±6)G±B ± W±BRemote control mirror
switch (Battery)Always10 to 14 V
S+B ± GND1
(B6±1 ± B6±6)W±L ± W±BBatteryAlways10 to 14 V
PWS ± GND1
(B6±21 ± B6±6)R±L ± W±BBack door power win-
dow switch (Ground)Ignition switch ONBelow 1 V
PWS ± GND1
(B6±21 ± B6±6)R±L ± W±BBack door power win-
dow switch (Ground)Ignition switch ON,
Back door power window switch
operated
10 to 14 V
M2 (*4) ± GND1
(B6±22 ± B6±6)G ± W±BDriving position
memory switch (M2)Ignition switch ON10 to 14 V
M2 (*4) ± GND1
(B6±22 ± B6±6)G ± W±BDriving position
memory switch (M2)Ignition switch ON,
Driving position memory switch
M2 button pushed
Below 1 V
M1 (*4) ± GND1
(B6±23 ± B6±6)L±Y ± W±BDriving position
memory switch (M1)Ignition switch ON10 to 14 V
M1 (*4) ± GND1
(B6±23 ± B6±6)L±Y ± W±BDriving position
memory switch (M1)Ignition switch ON,
Driving position memory switch
M1 button pushed
Below 1 V
MM (*4) ± GND1
(B6±24 ± B6±6)L ± W±BDriving position
memory switch (SET)Ignition switch ON10 to 14 V
MM (*4) ± GND1
(B6±24 ± B6±6)L ± W±BDriving position
memory switch (SET)Ignition switch ON,
Driving position memory switch
SET button pushed
Below 1 V

Page 1895 of 4323

TOYOTA SEQUOIA 2001 Service Repair Manual ± DIAGNOSTICSBODY CONTROL SYSTEM
DI±1693
1887 Author: Date:
2005 SEQUOIA (RM1146U) DOP (*2) ± GND1
(B5±9 ± B6±6)
P ± W±BGlass breakage sensor
ECU communicationArmed stateBelow 1 V
DOP (*2)

Page 1896 of 4323

TOYOTA SEQUOIA 2001 Service Repair Manual DID99±01
DI±1694
± DIAGNOSTICSBODY CONTROL SYSTEM
1888 Author: Date:
2005 SEQUOIA (RM1146U)
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
According to the DATA LIST displayed by the hand±held tes

DID99±01
DI±1694
± DIAGNOSTICSBODY CONTROL SYSTEM
1888 Author: Date:
2005 SEQUOIA (RM1146U)
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
According to the DATA LIST displayed by the hand±held tester, you can read the values of the switches,
sensors, actuators and so on without parts removal. Reading the DATA LIST as a first step of troubleshooting
is one of the methods to shorten labor time.
(a) Connect the hand±held tester to the DLC3.
(b) Turn the ignition switch ON.
(c) According to the display on the tester, read the ºDATA LISTº.
BODY ECU:
ItemMeasurement Item/Display
(Range)Normal ConditionDiagnostic Note
KEY UNLK WRN SWKey unlock warning switch/ON or
OFFON: Key is in ignition key cylinder
OFF: No key is in ignition key cyl-
inder
±
ACC SWACC switch/ON or OFFON: Ignition switch ACC
OFF: Ignition switch OFF±
IG SWIG switch/ON or OFFON: Ignition switch ON
OFF: Ignition switch OFF±
PARKING BRAKE SWParking brake switch/ON or OFF
ON:
Parking brake pedal depressed
(ON)
OFF:
Parking brake released (OFF)
±
HOOD COURTSY SWHood courtesy switch/ON or OFF
ON: Engine hood OPEN
(Hood courtesy switch ON)
OFF: Engine hood CLOSED
(Hood courtesy switch OFF)
±
D DOR CTY SWDriver door courtesy light switch/
ON or OFFON: Driver door is opened
OFF: Driver door is closed±
P DOR CTY SWFront passenger door courtesy
light switch/ON or OFF
ON: Front passenger door is
opened
OFF: Front passenger door is
closed
±
Rr DOR CTY SWRear passenger door courtesy
light switch/ON or OFF
ON: Rear passenger door is
opened
OFF: Rear passenger door is
closed
±
MIRR SEL SW RRemote control mirror switch pas-
senger side/ON or OFF
ON: Remote control mirror switch
passenger side is selected
OFF: Remote control mirror switch
passenger side is not selected
±
MIRR SEL SW LRemote control mirror switch driv-
er side/ON or OFF
ON: Remote control mirror switch
driver side is selected
OFF: Remote control mirror switch
driver side is not selected
±
MIRR POS SW RRemote control mirror switch R
position/ON or OFF
ON: Remote control mirror switch
R position is selected
OFF: Remote control mirror switch
R position is not selected
±

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