Inspection Procedure
USING TOYOTA HANDHELD TESTER1. Hook up the TOYOTA hand-held tester to the DLC 1.
2. Monitor the engine control module (ECM) data by following the prompts on the tester screen.
HINT: TOYOTA hand-held tester has a "Snapshot" function which records the monitored data. Please refer to the TOYOTA hand-held tester operator's manual for further details.
USING TOYOTA BREAK-OUT-BOX AND TOYOTA HAND-HELD TESTER
1. Hook up the TOYOTA break-out-box and TOYOTA hand-held tester to the vehicle.
2. Read the ECM input/output values by following the prompts on the tester screen.
HINT: TOYOTA hand-held tester has a "Snapshot" function.
This records the measured values and is effective in the diagnosis of intermittent problems.
Please refer to the TOYOTA hand-held tester/TOYOTA breakout-box operator's manual for further details.