Toyota Highlander Owners Manual: Battery

Toyota Highlander Owners Manual / Maintenance and care / Do-it-yourself maintenance / Engine compartment / Battery

Check the battery as follows:

Battery exterior

Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps.

Terminals
Hold-down clamp

Toyota Highlander. Battery exterior

Brake fluid

Checking fluid level The brake fluid level should be between the “max” and “min” lines on the tank. Adding fluid Make sure to check the fluid type and prepare the necessary item. ...

Before recharging

When recharging, the battery produces hydrogen gas which is flammable and explosive. Therefore, observe the following before recharging: if recharging with the battery installed on the vehicle, b ...

More about Toyota Highlander:

Terminals of ECU
1. CHECK SLIDING ROOF DRIVE GEAR SUB- ASSY (SLIDING ROOF ECU) (a) Disconnect the sliding roof ECU connector, and check the voltage or continuity of each terminal of the wire harness side connector. If the result is not as specified, there may be a malfunction on the wire harness. ...