Check For Intermittent Problems

CHECK FOR INTERMITTENT PROBLEMS

LEXUS HAND-HELD TESTER only:
By putting the vehicle's ECM in check mode, 1 trip detection logic is possible instead of 2 trip detection logic and sensitivity to detect open circuits is increased. This makes it easier to detect intermittent problems.
(a) Clear the DTC.
(b) Set the check mode.
(c) Perform a simulation test.
(d) Check the connector and terminal.
(e) Handle the connector.