Toyota Tacoma (2015-2018) Service Manual: Parts Location
PARTS LOCATION
ILLUSTRATION
System Diagram
SYSTEM DIAGRAM
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Other materials:
Extension Module Malfunction (B1552,B158A,B15BA)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the extension module.
DTC Code
DTC Detection Condition
Trouble Area
B1552
Internal malfunction of the extension module
Stereo component tuner assembly
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Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE OPERATION AND DEACTIVATION CONDITION
DIFFERENTIAL SYSTEM (w/ Differential Lock)
DTC No.
Fail-safe Operation
Fail-safe Deactivation Condition
U0122
All switching prohibited
When rear differential is locked ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY
(a) Check the operation.
(1) Apply battery voltage between the terminals and check that the plunger
operates.
Text in Illustration
*a
Component without harness con ...
