What should my abs speed sensor reading be?
Rotate the wheel clockwise approximately one revolution per second. The minimum reading should be at least 350 ACmV’s. If the reading is less than 350 ACmV’s, remove the wheel speed sensor. Refer to the applicable Wheel Speed Sensor Replacement procedure in the ABS sub-section of the Service Manual.
When does the ABS activate at low speeds?
Make and Model > Chevrolet > Astro Van > ABS Activates at low speeds… GM has issued a service bulletin #02-05-25-006B to address a condition where the ABS activates at low speeds, usually less than 5-mph) even though the vehicle is not in a skid condition. The ABS activates at low speeds bulletin applies to the following vehicles:
When to use ABS on a GMC Sierra?
ABS is a welcome safety feature when driving in inclement weather or traversing irregular road surfaces. It’s more of an annoyance if it activates when no hazards are present. I’m working on a 2001 GMC Sierra 1500 with the 5.3L engine that came in with a complaint of low-speed ABS activation. I road-tested the truck to confirm the problem.
Why does my abs go bad under 5 mph?
A dealer has AT LEAST a tech2 scanner which has graphing capabilities. Its easy, you graph the data of all 4 wheels (3 with a solid axle), stop the car and the wheel the loses signal is the culprit. Usually under 5 mph the bad will read 0 mph indicating a lock wheel to activate abs.
Make and Model > Chevrolet > Astro Van > ABS Activates at low speeds… GM has issued a service bulletin #02-05-25-006B to address a condition where the ABS activates at low speeds, usually less than 5-mph) even though the vehicle is not in a skid condition. The ABS activates at low speeds bulletin applies to the following vehicles:
Rotate the wheel clockwise approximately one revolution per second. The minimum reading should be at least 350 ACmV’s. If the reading is less than 350 ACmV’s, remove the wheel speed sensor. Refer to the applicable Wheel Speed Sensor Replacement procedure in the ABS sub-section of the Service Manual.
ABS is a welcome safety feature when driving in inclement weather or traversing irregular road surfaces. It’s more of an annoyance if it activates when no hazards are present. I’m working on a 2001 GMC Sierra 1500 with the 5.3L engine that came in with a complaint of low-speed ABS activation. I road-tested the truck to confirm the problem.
A dealer has AT LEAST a tech2 scanner which has graphing capabilities. Its easy, you graph the data of all 4 wheels (3 with a solid axle), stop the car and the wheel the loses signal is the culprit. Usually under 5 mph the bad will read 0 mph indicating a lock wheel to activate abs.