Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Check For Intermittent Problems

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Engine / 2gr-fks Engine Control / Sfi System / 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 the DTCs.
Click here
Switch the ECM from normal mode to check mode using the Techstream.
Click here
Perform a simulation test.
Click here
Check and wiggle the harness(es), connector(s) and terminal(s).
Click here

Brake Override System

Check Mode Procedure

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