| CHECK WIRING HARNESS. |
|
Using a tester, measure the voltage between the ID code box connector and chassis ground. Connector & terminal (B422) No. 1 (+) — Chassis ground (−): |
| QUESTION | |
|
Is the voltage 11 — 14 V? | |
| Yes | No |
|
|
Replace the fuse, or repair or replace the open circuit in the harness. |
