Rick's Free Auto Repair Advice

Posts Tagged: ABS light

Brake light ABS light Ford F-450

Brake light ABS light Ford F-450 If you scan the trouble codes on this vehicle and wind up with code 4, in the rear antilock brake module, start by disconnecting the electrical connector at the hydraulic valve located on the frame rail under the truck. Check the black/white wire on the harness side of the connector to make sure it has good ground. Then check the light blue/red wire between the valve and the rear ABS module for a short to ground. If both circuits check out OK, replace the … Read More

Speedometer doesn’t work ABS light on

Speedometer doesn’t work ABS light on – Durango If you own a Dodge Durango (1998-2000) and your speedometer doesn’t work or the ABS light is on or the brake light is on, here’s what to do. Start by unplugging the rear wheel speed sensor. It’s located in the differential housing. Use a digital multimeter set on the ohms scale and check the resistance of the sensor. Resistance should read between 1600 and 2800 ohms. If it doesn’t replace the sensor. If it does check out, plug the connector back into … Read More

Fix ABS trouble codes

Fix ABS trouble codes  with a sensor harness repair kit A break or weak connection in the ABS sensor harness can light your ABS light. It will also turn off traction control. So you get an ABS/Trac off light. The factory harness has a high failure rate, so why go back to another GM product? These harnesses are made by Standard Motor Parts, a respected name in aftermarket replacement parts SMP Part #N15002 2001-05 Buick Century Sedan / Coupe, 2005-09 Buick Lacrosse, 2002-07 Buick Rendezvous, 2006 Buick Terraza, 2007 Cadillac … Read More

ABS light on GM vehicles

Why is my ABS light on GM vehicles GM has issued a TSB #04-05-025-002A covering the following vehicles: 2004 Buick Rainier 2002-04 Cadillac Escalade, Escalade EXT 2003-04 Chevrolet Silverado 2000-04 Chevrolet Suburban, Tahoe 2003-04 Chevrolet Avalanche, Trailblazer 2003-04 Chevrolet SSR 1999-04 GMC Sierra 2000-04 GMC Yukon, Yukon Denali, Yukon XL 2002-04 GMC Envoy 2004 GMC Envoy XUV 2002-2004 Oldsmobile Bravada The problem shows up as a glowing ABS light and trouble coded C0265, C0201, U1041 and a loss of communication with the brake module (EBCM). The TSB warns dealers NOT … Read More

Trac off light on

Trac off light on and ABS light on GM vehicles Shops are reporting huge failure rates on ABS sensors in some late model GM vehicles. When the ABS system detects a fault the computer lights the ABS light and turns off the traction control notifying you with a trac off light on. The problem with the ABS light and Trac off light on is most often a bad ABS sensor inside with the wheel bearing/hub. These sensors are made in two styles: Exterior ABS wheel speed sensor This style ABS … Read More

ABS Light on Equinox

Fix ABS Light on Equinox If you run into a situation with ABS Light on Equinox but no trouble codes, don’t freak out. You’ve run into this problem before-on your desktop computer. The multiple computers in your car have become confused and are locked into an endless loop called “logic lock.” To fix the problem, you have to “reboot” the computers. Disconnect both positive and negative battery cables. Touch them together for 30 seconds to drain all capacitors in the system. Then reconnect the cables and start the vehicle. It … Read More

Fix ABS module Code

Cheaper fix ABS module code Fix ABS module Code issue Your car has ABS problems and the shop is recommended a $2,000 replacement ABS module. STOP, you have other options There’s a cheaper fix for ABS module code issues. Innstead of buying a new part get your ABS module rebuilt. You can get an ABS Module rebuilt for around $200. Lots of companies offer module rebuilding services and some offer a lifetime warranty. Sounds good, right? But really, who can make that kind of guarantee? It’s just not realistic. The … Read More

ABS Light on GM vehicle

ABS Light on Regal, Century, Impala, Monte Carlo, Intrigue, Grand Prix GM really did it this time. Now their cars have a solid or intermittent ABS light on. They routed the ABS sensor wiring harness so that it may contact the tie rod end you wind up with the ABS light on. The touching wears away the insulation and causes an intermittent or constant ABS light on. Testing is difficult because the fault may not show unless the suspension is moved up or down. Before you or your mechanic jump … Read More

Test an ABS sensor

How to test a wheel speed sensor If the ABS light is on and you suspect a bad sensor, here’s how you test an ABS sensor ABS sensors are divided into two categories: active and passive. Passive sensors generate an AC voltage that you can test with a digital multimeter. An active sensor produces a digital square wave and you can only test those with a scope. This article describes how to test an ABS sensor of the passive type. Disconnect the sensor at the wheel and use a digital … Read More


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