B4000 Regular Cab 4WD V6-4.0L OHV (1997)
1. Check the tightness of the terminals to ensure good electrical connections.
Tightening torque:
6.8 - 10.0 N.m {0.69 - 1.01 kgf.m, 5 - 7 ft.lbf}
2. Check for corroded and frayed battery cables. Clean or replace as necessary.
3. Check the rubber protector on the positive terminal for proper coverage.
4. Clean the terminals if necessary and coat them with grease.