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:
Operation Check
OPERATION CHECK
1. CHECK INTERMITTENT CONTROL FUNCTION (w/ Intermittent Time Adjustment Switch)
(a) Turn the ignition switch to ON.
(b) Turn the windshield wiper switch assembly to the INT position.
(c) Check that the intermittent operation interval can be adjusted from approximately
1.6 to 10 ...
Reverse Signal Circuit
DESCRIPTION
The radio and display receiver assembly*1 or navigation receiver assembly*2 receives
a reverse signal from the park/neutral position switch*3 or the back-up light switch
assembly*4.
*1: w/o Navigation System
*2: w/ Navigation System
*3: for Automatic Transmission
...
Lost Communication with ECM / PCM "A" (U0100,U0101,U0123,U0126,U0129,U0142,U0155)
DESCRIPTION
When a malfunction is detected between various ECUs and sensors, these DTCs are
stored.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0100
Lost Communication with ECM / PCM "A"
...