Toyota Tacoma (2015-2018) Service Manual: Lost Communication with ECM (U0100,U0142,U0155)
DESCRIPTION
|
DTC No. |
DTC Detecting Condition |
Trouble Area |
|---|---|---|
|
U0100 |
No communication with ECM |
|
|
U0142 |
No communication with main body ECU |
|
|
U0155 |
No communication with combination meter |
|
PROCEDURE
|
1. |
GO TO CAN COMMUNICATION SYSTEM |
HINT:
Refer to CAN Communication System (See page .gif)
).
| NEXT | .gif) |
END |
Air Inlet Damper Position Sensor Circuit (B1432/32)
DESCRIPTION
This sensor detects the position of the air inlet damper and sends the appropriate
signals to the air conditioning amplifier assembly. The position sensor is built
into the No. 1 air ...
Air Outlet Damper Control Servo Motor Circuit (B1443/43)
DESCRIPTION
This No. 1 air conditioning radiator damper servo sub-assembly (for mode switching)
is controlled by the air conditioning amplifier assembly and moves the mode damper
to the desired p ...
Other materials:
Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129)
DESCRIPTION
These DTCs are stored when a communication malfunction occurs between ECUs that
perform pre-collision system control.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0100
Lost Communication with ECM ...
IG Supply Voltage Low (C120B)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C120B
IG Supply Voltage Low
Master cylinder pressure sensor power supply voltage decrease occurs
or history of voltage decrease exists, and ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING GEAR BOLT
(a) Remove the camshaft timing oil control solenoid assembly (See page
).
(b) Check that the plunger strokes when the plunger in the center of
the camshaft timing gear bolt is pressed.
Standard stroke:
4 ...
