CONTROLS AND INSTRUMENTS (2) Restart the engine. If the light comes on, and then goes off after 2 seconds, there is no problem with the ABS. (3) Move the vehicle slowly forward. Gradually increase the speed to 13 km/h (8 mph). If the light goes off, the ABS is normal. If the light does not go off or comes on frequently, see your Isuzu dealer to have the system repaired. (1) Stop the engine. When the ignition switch is turned on, the ABS warning light comes on for approximately 2 seconds and then goes off automatically. The ABS warning light comes on when there is a problem with the ABS. Until fixed, you will have normal brakes, but you won't have ABS.
If the light comes on during vehicle operation, move the vehicle to a safe spot which does not cause an obstruction to traffic. Then take the following action: Anti-lock brake system (ABS) malfunction warning light V - 2–15 - NOTE If the light comes on either intermittently or continuously while driving, service is required. Even if the vehicle is driveable, and does not require towing, see your Isuzu dealer as soon as possible for service of the system. Continued driving without having the system serviced could cause damage to the emission control system. It could also affect fuel economy and driveability. CAUTION 4HK1-TC