Inspection Procedure
WARNING: This page is about a different car, the 2006 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
- READ VALUE OF INTELLIGENT TESTER
- Connect the intelligent tester to the DLC3.
- Turn the ignition switch on (IG) and turn the intelligent tester main switch on.
- Select the item below in the DATA LIST, and read the displays on the intelligent tester.BODY ECU CONDITION CHART
Item Measurement Item / Display (Range) Normal Condition Diagnostic Note ALT L SIGNAL Alternator L terminal signal / ON or OFF ON: Engine start
OFF: Except engine start-
NG: Go to step 2
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
- INSPECT GENERATOR ASSEMBLY
- Inspect generator assembly (See
INSPECTION
).
OK:
Generator assembly is normal.
NG: CHECK AND REPLACE GENERATOR ASSEMBLY
OK: Go to Next Step
- Inspect generator assembly (See
INSPECTION
).
- CHECK HARNESS AND CONNECTOR (GENERATOR - FRONT CONTROLLER)
- Measure the voltage according to the value(s) in the table below.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
STANDARD VOLTAGE CONDITION CHARTTester Connection Condition Specified Condition 1H-6 - Body ground Engine running 10 to 14 V
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
- Measure the voltage according to the value(s) in the table below.