Scan Tool Testing and Procedures

ECM DATA MONITOR USING TOYOTA HAND-HELD TESTER



1. Hook up the Toyota hand-held tester to the data link connector (DLC2).
2. Monitor the 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 Toyota hand-held tester operator's manual for further details.

ECM TERMINAL VALUES MEASUREMENT 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 Toyota Hand-Held Tester/Toyota Break-Out-Box operator's manual for further details.