Toyota Tacoma (2015-2018) Service Manual: Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2 trip detection logic.
- Clear DTCs (See page
.gif)
). - Switch the ECM from normal mode to check mode using the Techstream (See
page ).
- Perform a simulation test (See page
).
- Check and wiggle the harness(es), connector(s) and terminal(s) (See
page ).
System Diagram
SYSTEM DIAGRAM
...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the manual transaxle system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGH ...
Other materials:
Zero Point Calibration of Yaw Rate Sensor Undone (C1210,C1336)
DESCRIPTION
The skid control ECU (master cylinder solenoid) receives signals from the yaw
rate and acceleration (airbag sensor assembly) via the CAN communication system.
The airbag sensor assembly has a built-in yaw rate and acceleration sensor and
detects the vehicle's condition using 2 ...
Theft Deterrent System Unexpectedly Sets Itself
DESCRIPTION
A situation in which the theft deterrent system unexpectedly sets itself can
be caused when the main body ECU (multiplex network body ECU) cannot detect whether
a door is open or closed.
If the theft deterrent system unexpectedly sets itself, there may be a malfunction
in a court ...
Rear Sensor Communication Malfunction (C1AED)
DESCRIPTION
This DTC is stored when there is an open or short circuit in the communication
line between the rear sensors and the ECU, or when there is a malfunction in a rear
sensor.
DTC No.
DTC Detection Condition
Trouble Area
C1AED
...
