Signal Too High - Intermittent Fault
Checking Cable
- Ignition off.
- Disconnect the seat belt buckle connector
- Ignition on.
Check seat belt buckle connector #2 for an intermittent short-circuit to Supply voltage according to Checking Wiring and Terminals - Intermittent Faults
Also check for contact resistance and oxidation according to Checking wiring and terminals - Intermittent faults.
Remedy as necessary.