Initial Inspection and Diagnostic Overview

1. Inspect condition of battery cable terminals, battery posts, connections at engine block, starter solenoid and relay They should be clean and tight. Repair as required.
2. Inspect all fuses in the fuseblock module and Power Distribution Center (PDC) for tightness in receptacles. They should be properly installed and tight. Repair or replace as required.
3. Inspect the electrolyte level in the battery. Replace battery if electrolyte level is low.
4. Inspect generator mounting bolts for tightness. Replace or tighten bolts if required. Refer to the Starting and Charging/Charging System/Alternator/Generator Replacement.
5. Inspect generator drive belt condition and tension. Tighten or replace belt as required.
6. Inspect automatic belt tensioner (if equipped).
7. Inspect connections at generator field, battery output, and ground terminals. Also check ground connection at engine. They should all be clean and tight. Repair as required.