Vibration method
- If a malfunction occurs or becomes worse while driving on a rough road or when engine is vibrating, perform the following steps.
NOTE:
- There are several reasons why vehicle or engine vibration could cause an electrical malfunction. Inspect the following:
- Connectors not fully seated.
- Wiring harness not having full play.
- Wiring harness laying across brackets or moving parts.
- Wiring harness routed too close to hot parts.
- An improperly routed, improperly clamped, or loose wiring harness can cause pinching between parts.
- The connector joints, points of vibration, and places where wiring harness pass through the firewall, body panels, etc. are the major areas to be inspected.