BELT TENSION
Vehicles are equipped with automatic drive belt tensioner. Drive belt does not require adjustment. Inspect condition and tension of generator drive belt prior to performing any on-vehicle charging system tests. Replace belt and/or repair tensioner mechanism if necessary.
PRELIMINARY CHECKS
- Verify battery condition and state of charge.
- Inspect accessory drive belt and tensioner.
- Inspect MEGA FUSE FB (175-amp) in Battery Junction Box (BJB).
- Inspect fuse No. 26 (30-amp) in Battery Junction Box (BJB).
- Inspect fuse No. 27 (105-amp) Central Junction Box (CJB).
- Check all connections for looseness or corrosion.
SYSTEM TESTS
Identify symptom and perform appropriate system test. See SYMPTOM INDEX table.
| Symptom | Perform Test |
|---|---|
| Battery Is Discharged Or Voltage Is Low | A |
| Warning Indicator On With Engine Running, System Is Not Charging | B |
| System Overcharges (More Than 15 Volts) | C |
| Charge Warning Indicator On With Engine Running, System Increases Voltage | D |
| Charge Warning Indicator Inoperative | E |
| Charge Warning Indicator Flickers Or Is Intermittent | F |
| Generator Is Noisy | G |
| Radio Interference | H |
SYMPTOM INDEX
SABLE
For 2002 system wiring diagram, see STARTING/CHARGING in SYSTEM WIRING DIAGRAMS article.
TAURUS
For 2002 system wiring diagram, see STARTING/CHARGING in SYSTEM WIRING DIAGRAMS article.
For 2003 system wiring diagram, see STARTING/CHARGING in SYSTEM WIRING DIAGRAMS article.
For 2003 system wiring diagram, see STARTING/CHARGING in SYSTEM WIRING DIAGRAMS article.