Operation CHARM: Car repair manuals for everyone.

Battery Terminal Check





CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.

1. Attempt to rotate the battery cables clockwise with light finger pressure. If either cable will turn with light finger pressure, use a torque wrench to check the bolt torque as the cables are removed as follows:
1.1. Disconnect the battery negative cable. The torque to loosen should be 10 - 20 N.m (7 - 15 lb ft).
1.2. Disconnect the battery positive cable. The torque to loosen should be 10 - 20 N.m (7 - 15 lb ft).
2. If either cable turned clockwise with light finger pressure, but the bolt torque check was within specifications, check for:
2.1. The cable bolt being too long.
2.2. Foreign material inside the nut in the battery terminal.
2.3. Damage to the battery terminal face or the cable connector ring.
2.4. On stacked cable installations check the lead spacer for damage.
3. Clean and wire brush both the terminals and the connectors to remove any surface oxidation that may be present on either the battery terminals or the cable connectors.

NOTICE: Refer to Fastener Notice in Cautions and Notices.

4. Connect the battery cables to the battery as follows:
4.1. Connect the battery positive cable first.

Tighten
Tighten the battery positive cable terminal bolt to 15 N.m (11 lb ft).

4.2. Connect the battery negative cable last.

Tighten
Tighten the battery negative cable terminal bolt to 15 N.m (11 lb ft).