Circuit Testing: Notes
WARNING: This page is about a different car, the 1997 Lexus SC 400. However, it is still accessible from the selected car via links, so may be relevant.
CIRCUIT TESTING
| Test | Description |
|---|---|
| TEST 1 | STOPLIGHT SWITCH CIRCUIT |
| TEST 2 | IDLE SWITCH CIRCUIT |
| TEST 3 | ELECTRONIC-CONTROLLED A/T COMMUNICATION CIRCUIT |
| TEST 4 | ELECTRONIC FUEL INJECTION COMMUNICATION CIRCUIT |
| TEST 5 | PARKING BRAKE SWITCH CIRCUIT |
| TEST 6 | NEUTRAL START SWITCH CIRCUIT |
| TEST 8 | ECU POWER SOURCE CIRCUIT |
| TEST 9 | BACK-UP POWER SOURCE CIRCUIT |
| TEST 10 | CRUISE CONTROL MAIN SWITCH CIRCUIT |
| TEST 11 | DIAGNOSTIC CONNECTOR CIRCUIT |
| TEST 12 | INDICATOR LIGHT CIRCUIT |