Toyota 4Runner: Terminals Of Ecu
TERMINALS OF ECU
1. AIRBAG SENSOR ASSEMBLY
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|
Terminal No. |
Symbol |
Destination |
|---|---|---|
|
F33-1 |
P2+ |
Instrument panel passenger airbag assembly (Front passenger side squib 2nd step) |
|
F33-2 |
P2- |
Instrument panel passenger airbag assembly (Front passenger side squib 2nd step) |
|
F33-3 |
P- |
Instrument panel passenger airbag assembly (Front passenger side squib) |
|
F33-4 |
P+ |
Instrument panel passenger airbag assembly (Front passenger side squib) |
|
F33-5 |
D+ |
Spiral cable sub -assembly (Driver side squib) |
|
F33-6 |
D- |
Spiral cable sub -assembly (Driver side squib) |
|
F33-7 |
D2- |
Spiral cable sub -assembly (Driver side squib 2nd step) |
|
F33-8 |
D2+ |
Spiral cable sub -assembly (Driver side squib 2nd step) |
|
F33-9 |
DK+ |
Lower No. 1 instrument panel airbag assembly (Driver side knee squib) |
|
F33-10 |
DK- |
Lower No. 1 instrument panel airbag (Driver side knee squib) |
|
F33-13 |
CANH |
CAN communication line |
|
F33-17 |
P-AB |
Telltale light assembly (Passenger airbag ON/OFF indicator) |
|
F33-19 |
PK+ |
Lower No. 2 instrument panel airbag assembly (Front passenger side knee squib) |
|
F33-20 |
PK- |
Lower No. 2 instrument panel airbag assembly (Front passenger side knee squib) |
|
F33-21 |
IG2 |
IGN fuse |
|
F33-22 |
CANL |
CAN communication line |
|
F33-23 |
PAON |
Telltale light assembly (Passenger airbag ON/OFF indicator) |
|
F33-24* |
GSW3 |
Telematics transceiver |
|
F33-25 |
E1 |
Ground |
|
F33-26 |
E2 |
Ground |
|
F33-27 |
-SR |
Front airbag sensor RH |
|
F33-28 |
-SL |
Front airbag sensor LH |
|
F33-29 |
+SR |
Front airbag sensor RH |
|
F33-30 |
+SL |
Front airbag sensor LH |
|
O1-1 |
SFL+ |
Front seat side airbag assembly LH (Front side squib LH) |
|
O1-2 |
SFL- |
Front seat side airbag assembly LH (Front side squib LH) |
|
O1-3 |
ICL- |
Curtain shield airbag assembly LH (Curtain shield squib LH) |
|
O1-4 |
ICL+ |
Curtain shield airbag assembly LH (Curtain shield squib LH) |
|
O1-5 |
PL+ |
Front seat outer belt assembly LH (Front pretensioner squib LH) |
|
O1-6 |
PL- |
Front seat outer belt assembly LH (Front pretensioner squib LH) |
|
O1-10 |
LBE+ |
Front seat inner belt assembly LH (Seat belt buckle switch LH) |
|
O1-18 |
LBE- |
Front seat inner belt assembly LH (Seat belt buckle switch LH) |
|
O1-23 |
BBL- |
Rear airbag sensor LH |
|
O1-24 |
BBL+ |
Rear airbag sensor LH |
|
N1-3 |
PR- |
Front seat outer belt assembly RH (Front pretensioner squib RH) |
|
N1-4 |
PR+ |
Front seat outer belt assembly RH (Front pretensioner squib RH) |
|
N1-5 |
ICR+ |
Curtain shield airbag assembly RH (Curtain shield squib RH) |
|
N1-6 |
ICR- |
Curtain shield airbag assembly RH (Curtain shield squib RH) |
|
N1-7 |
SFR- |
Front seat side airbag assembly RH (Front side squib RH) |
|
N1-8 |
SFR+ |
Front seat side airbag assembly RH (Front side squib RH) |
|
N1-16 |
FSR+ |
Occupant detection ECU |
|
N1-17 |
BBR+ |
Rear airbag sensor RH |
|
N1-18 |
BBR- |
Rear airbag sensor RH |
|
N1-21 |
BDR+ |
Rear floor side airbag sensor |
|
N1-22 |
BDR- |
Rear floor side airbag sensor |
|
N1-24 |
FSR- |
Occupant detection ECU |
- *: w/ Telephone Switch
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
...
Diagnosis System
DIAGNOSIS SYSTEM
1. SYMPTOM SIMULATION
HINT:
The most difficult case in troubleshooting is when no problem symptoms occur.
In such a case, a thorough problem analysis must be carried out. A simul ...
Other materials about Toyota 4Runner:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" ...
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for both the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE
1. REMOVE ROOF HEADLINING ASSEMBLY
(See page )
2. REMOVE ROOF SIDE RAIL GARNISH ASSEMB ...
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