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Toyota Corolla Repair Manual: Failsafe chart

If any of the following codes is recorded, the ecm enters the failsafe mode.

Check for intermittent problems

Check for intermittent problems

Handheld tester only:

by putting the vehicles ecm in the check mode, the 1 trip detection logic is possible instead of the 2 trip detection logic, and the sensitivity to detect faults is increased. This makes it easier to detect intermittent problems.

  1. Clear the dtcs .
  2.  set the check mode .
  3.  perform a simulation test .
  4.  check the connector and terminal .
  5.  wiggle the harness and connector
Diagnostic trouble code chart
Hint: as for the vehicle for mexico, refer to repair manual 2003 corolla (pub. No. Rm938u). Parameters listed in the chart may not be exactly the same as your readings due to the type of instr ...

Problem symptoms table
When the malfunction code is not confirmed in the diagnostic trouble code check and the problem still can not be confirmed in the basic inspection, proceed to this problem symptoms tables and tro ...

Other materials:

Overhaul
1. Drain brake fluid Notice: wash the brake fluid off immediately if it comes into contact with any painted surface. 2. Remove air cleaner cap subassy 3. Remove brake master cylinder subassy  disconnect the brake fluid level switch connector from master cylinder reservoir subassy ...

Inspection procedure
Hint: start the inspection from step 1 in case of using the handheld tester and start from step 2 in case of not using the handheld tester. 1 Perform active test by handheld tester(abs motor relay) Check the operation sound of the abs motor individually when operaing it with the hand ...

Automatic door locking and unlocking systems
The following functions can be set or cancelled: *1: Vehicles with an automatic transmission or continuously variable transmission *2: Vehicles with a smart key system ■ Setting and canceling the functions To switch between set and canceled, follow the procedure below: 1 Vehicles withou ...

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