Circuit Testing: Notes
CIRCUIT TESTING
| TEST 1 | INDICATOR LIGHT CIRCUIT |
| TEST 2 | STARTER RELAY CIRCUIT |
| TEST 3 | HORN RELAY CIRCUIT |
| TEST 4 | THEFT DETERRENT HORN CIRCUIT |
| TEST 5 | HEADLIGHT CONTROL RELAY CIRCUIT |
| TEST 6 | TAILLIGHT CONTROL RELAY CIRCUIT |
| TEST 7 | DOOR COURTESY SWITCH CIRCUIT |
| TEST 8 | DOOR COURTESY SWITCH CIRCUIT |
| TEST 9 | DOOR COURTESY SWITCH CIRCUIT |
| TEST 10 | DOOR COURTESY SWITCH CIRCUIT |
| TEST 11 | ENGINE HOOD COURTESY SWITCH CIRCUIT |
NOTE:
Some of the following test procedures contain an illustration that can help identify connector terminals at the theft deterrent ECU. For more information on identifying terminals, see THEFT DETERRENT ECU CONNECTOR TERMINAL IDENTIFICATION . After performing test procedures, if theft deterrent system still does not operate, see CHECKING CIRCUIT VOLTAGE & RESISTANCE .
CAUTION:
To prevent damage, backprobe connector terminals at theft deterrent ECU.