Toyota Tacoma (2015-2018) Service Manual: Airbag System
- Parts Location
- Precaution
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- System Description
- Check Mode Procedure
- Diagnosis System
- Dtc Check / Clear
- Terminals Of Ecu
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Vehicle Control History
- Short in Front Passenger Side Squib 2nd Step Circuit (B1815/54-B1818/54)
- Short in Side Squib RH Circuit (B1820/55-B1823/55)
- Short in Side Squib LH Circuit (B1825/56-B1828/56)
- Short in Curtain Shield Squib RH Circuit (B1830/57-B1833/57)
- Short in Curtain Shield Squib LH Circuit (B1835/58-B1838/58)
- Short in Driver Side Knee Airbag Squib Circuit (B1860/64-B1863/64)
- Short in Front Passenger Side Knee Airbag Squib Circuit (B1865/65-B1868/65)
- Short in Front Passenger Side Squib Circuit (B1805/52-B1808/52)
- Short in Driver Side Squib 2nd Step Circuit (B1810/53-B1813/53)
- Seat Belt Buckle Switch LH Circuit Malfunction (B1656/38)
- Occupant Classification System Malfunction (B1650/32)
- Seat Position Airbag Sensor Circuit Malfunction (B1653/35)
- Side Airbag Sensor LH Circuit Malfunction (B1625/22)
- Rear Airbag Sensor RH Circuit Malfunction (B1630/23)
- Rear Airbag Sensor LH Circuit Malfunction (B1635/24)
- Center Airbag Sensor Assembly Malfunction (B1000/31)
- Front Airbag Sensor LH Circuit Malfunction (B1615/14)
- Side Airbag Sensor RH Circuit Malfunction (B1620/21)
- Front Airbag Sensor RH Circuit Malfunction (B1610/13)
- SRS Warning Light does not Come ON
- SRS Warning Light Remains ON
- TC and CG Terminal Circuit
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Other materials:
Check Bus 3 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Detection Item
Trouble Area
Resis ...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR SEAT CUSHION ASSEMBLY
2. REMOVE NO. 4 ROOM PARTITION COVER LH
3. REMOVE NO. 4 ROOM PARTITION COVER RH
4. REMOVE NO. 3 ROOM PARTITION COVER
5. REMOVE BACK PANEL GARNISH HOLE PLUG
6. REMOVE BACK PANEL TRIM
7. REMOVE FRONT DOOR SCUFF PLATE ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT FUEL CUT OPERATION
(a) Start the engine and warm it up.
(b) Increase the engine speed to at least 3500 rpm.
(c) Use a sound scope to check for fuel injector assembly operation noise.
(d) Check that when the accelerator pedal is released, fuel injector ...
