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:
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT FOR COOLANT LEAK
HINT:
The sliding surface inside the engine water pump assembly is lubricated
by engine coolant. As some engine coolant is discharged during normal operation,
engine coolant residue (solids) may be found on the drain plu ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disconnect the C27 and C29 certification ECU (smart key ECU assembly) connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness side w ...
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch
(Position)
...
