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:
Vehicle data recordings
Your Toyota is equipped with several sophisticated computers that will record
certain data, such as: • Engine speed
• Accelerator status
• Brake status
• Vehicle speed
• Shift position (except manual transmission)
The recorded data varies according to the vehicle grade level and opt ...
Navigation Receiver Assembly Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Navigation Receiver Assembly Communication Stop Mode
Either condition is met:
Communication stop for "Display and Navigation (AVN1)" is indicated
on the "C ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the key reminder warning system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
