Toyota Tacoma (2015-2018) Service Manual: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Main Body ECU (Multiplex Network Body ECU)|
DTC Code |
Detection Item |
See page |
|---|---|---|
|
B1206 |
P/W Master Switch Communication Stop |
|
|
B1273 |
Sliding Roof ECU Communication Stop |
|
|
B2321 |
Driver Side Door ECU Communication Stop |
|
|
B2322 |
Front Passenger Side Door ECU Communication Stop |
|
|
B2325 |
LIN Communication Bus Malfunction |
|
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|
DTC Code |
Detection Item |
See page |
|---|---|---|
|
B2785 |
Communication Malfunction between ECUs Connected by LIN |
|
|
B2786 |
No Response from Steering Lock ECU |
|
|
B278C |
Lost Communication with Power Source Control |
|
No Response from Steering Lock ECU (B2786)
DESCRIPTION
This DTC is stored when LIN communication between the certification ECU (smart
key ECU assembly) and steering lock ECU (steering lock actuator or upper bracket
assembly) stops for 10 ...
Sliding Roof ECU Communication Stop (B1273)
DESCRIPTION
This DTC is stored when LIN communication between the sliding roof ECU (sliding
roof drive gear sub-assembly) and main body ECU (multiplex network body ECU) stops
for 10 seconds or mo ...
Other materials:
Vacuum Pump
Components
COMPONENTS
ILLUSTRATION
Installation
INSTALLATION
PROCEDURE
1. INSTALL VACUUM PUMP ASSEMBLY
(a) Apply engine oil to the 2 O-rings on the vacuum pump assembly.
(b) Apply engine oil to the inner surface of the installation hole.
(c) Install the vacuum pump assembly so that th ...
Ptc Heater Relay
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT PTC HEATER RELAY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
C ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU (Transmitter)
Receiving ECU (Receiver)
Signal
Line
Certification ECU
(Smart Key ECU Assembly)
Main Body ECU
(Multiplex Network Body ECU)
...
