How To Proceed With Troubleshooting

WARNING: This page is about a different car, the 2006 Toyota Corolla and 2005 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

VEHICLE BROUGHT TO WORKSHOP
NEXT: GO TO NEXT STEP
CUSTOMER PROBLEM ANALYSIS (SEE CUSTOMER PROBLEM ANALYSIS CHECK )
1. Interview and confirm the trouble.
  1. Confirm the condition of the trouble.
NEXT: GO TO NEXT STEP
BASIC INSPECTION
1. Basic inspection.
  1. Check the battery voltage.
    Standard: 11 to 14 V
2. Check the power supply to the radio receiver assy.
  1. Turn the ignition switch to the ACC position.
  2. Check whether or not the display appears on the radio receiver assy.
1. DISPLAY DOES NOT APPEAR (PROCEED TO PROBLEM SYMPTOMS TABLE) (SEE PROBLEM SYMPTOMS TABLE )
2. DISPLAY APPEARS (GO TO STEP 4)
DTC CHECK (SEE DTC CHECK/CLEAR )
1. DTC IS OUTPUT (GO TO STEP 5)
2. DTC IS NOT OUTPUT (GO TO STEP 6 )
DTC CHART (SEE DIAGNOSTIC TROUBLE CODE CHART )
NEXT: GO TO STEP 7
PROBLEM SYMPTOMS TABLE (SEE PROBLEM SYMPTOMS TABLE )
NEXT: GO TO NEXT STEP
CIRCUIT INSPECTION AND PART INSPECTION (SEE POWER SOURCE CIRCUIT (RADIO RECEIVER ASSY) - CD SOUND SKIPS )
NEXT: GO TO NEXT STEP
IDENTIFICATION OF PROBLEM
NEXT: GO TO NEXT STEP
CONFIRMATION TEST
NEXT: GO TO NEXT STEP

END