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:
Luggage compartment features
Behind the rear seat (Double
Cab models only)
1.Cargo net hooks (vehicles with sub woofer)
2.Grocery bag hooks
3.Flashlight holder
4.Storage boxes
Deck
1. Auxiliary boxes
2. Tie-down cleats
3. Deck hooks
Auxiliary boxes
Left side
1. Turn the knob counterclockwise.
2. Open the ...
Parts Location
PARTS LOCATION
ILLUSTRATION
*A
w/ Fog Light
*B
w/ Automatic High Beam System
*C
for Manual Transmission
-
-
*1
HEADLIGHT ASSEMBLY LH
*2
HEADLIGHT ASSEMB ...
Lost Communication with ECM/PCM "A" Missing Message (U010087)
DESCRIPTION
The engine control unit and the transmission control unit are located inside
the ECM. The engine control unit intercommunicates with the transmission control
unit with the Controller Area Network (CAN).
If there is a problem in this intercommunication, the ECM stores a DTC.
...
