Lexus ES: 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
-
Change 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
READ NEXT:
CAUTION / NOTICE / HINT When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem. In many cases, by
REGISTRATION CAUTION / NOTICE / HINT PROCEDURE 1. VIN (VEHICLE IDENTIFICATION NUMBER) NOTICE: The Vehicle Identification Number (VIN) must be written to a replacement ECM. HINT: The VIN is a 17-digit
INITIALIZATION Inspection After Repair Perform Learning Value Reset and Idle Learning after replacing or servicing parts related to engine operation. Details on procedures required are indicated by an
SEE MORE:
DESCRIPTION The forward recognition camera receives the vehicle information from the hybrid vehicle control ECU via CAN communication. If the vehicle information stored in the forward recognition camera does not match the vehicle information sent from the hybrid vehicle control ECU, the forward reco
DESCRIPTION The skid control ECU (brake booster with master cylinder assembly) is connected to the combination meter assembly via CAN communication. If the skid control ECU (brake booster with master cylinder assembly) stores a DTC, the slip indicator light comes on in the combination meter assembly
© 2016-2025 Copyright www.lexguide.net
