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 |
|
.gif)
|
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:
Installation
INSTALLATION
PROCEDURE
1. INSTALL CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side of
Bank 1)
(a) Apply engine oil to a new O-ring and install it to the camshaft timing
oil control solenoid assembly in the locations shown in the illustration.
Text in Illustration ...
Monitor Drive Pattern
MONITOR DRIVE PATTERN
1. TEST MONITOR DRIVE PATTERN FOR ECT
CAUTION:
Perform this drive pattern on a level surface and strictly observe the posted
speed limits and traffic laws while driving.
HINT:
Performing this drive pattern is one method to simulate the ECM (ECT) malfunction
detection c ...
Test Mode Procedure
TEST MODE PROCEDURE
1. TEST MODE PROCEDURE (for Using Techstream)
HINT:
If the ignition switch is turned from the ON to the ACC or LOCK position
during test mode, DTCs related to the signal check function will be cleared.
During test mode, the skid control ECU (master cylinder ...
