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Posts Tagged: ABS light on

ABS pump runs continuously GM products

Fix ABS pump that runs continuously GM products C0265, C0267 Many GM and GMC trucks may experience a condition where the ABS pump motor runs constantly. The problem affects the following vehicles Chevrolet Silverado 1500, 2500, 3500 Chevrolet Suburban Chevrolet Astro Van Chevrolet Tahoe Cadillac Escalade GMC Sierra Denali GMC Sierra 1500, 2500, 3500 GMC Yukon The ABS pump motor gets its running instructions from the Electronic Brake Control Module (EBCM). If either the power or ground wires to the EBCM are corroded or the connected has water intrusion, it can … Read More

ABS light on – C1145, C1234

Fix code C1145, C1234 ABS light on If you own a 2003 Mercury Mountaineer 4.0L, FLEX, Vin K and have Anti-lock Brake System (ABS) light on and trouble codes C1145 or C1234, you may have a bad connection at the wheel speed sensor. Start by inspecting the Right Front (RF) wheel speed sensor connections for physical damage. Look for a corroded connection or broken wire. If the sensor shows any signs of physical damage, check the wheel hub and tone ring. Replace the wheel hub or tone ring assembly as needed. … Read More

ABS light on gauges erratic

ABS light on gauges erratic This Chevrolet Cavalier exhibited a speedometer needle that moved up and down, a flashing warning lamp, an ABS light on, and a trouble code for low system voltage. Any time you see erratic behavior in an electrical circuit when you turn on a high power device like a heater blower motor, you should immediately suspect a poor ground somewhere in the circuit. Corroded ground connections can function just fine when there’s very little power flowing through them. But that same corrosion can drop voltage flow … Read More

ABS light on minivan

ABS light on Chrysler minivan ABS light on 2003 Dodge Grand Caravan with the 3.8-litre engine, new ABS pump or ABS motor? The controller anti-lock brake (CAB) module is located on the right side of the engine compartment. It has a large connector with almost 20 wires connected to it. The CAB requires three power inputs and good ground or it can light the ABS light. First, check fuses 21 and 9 in the integrated power module (IPM). If they’re good, remove the connector at the CAB and test for … Read More

Cranks but won’t start – GM products

Cranks but won’t start Cranks but no start, P0442, P0449, P0455, P0463, C0045, C0050, Service Engine Soon light on, ABS light on, fuel gauge erratic, fuel gauge doesn’t work. Chevrolet Malibu, Pontiac G6, TSB PIC4661 GM has issued a technical service bulletin (TSB) PIC4661 to address Cranks but no start, no start, P0442, P0449, P0455, P0463, C0045, C0050 conditions. The TSB applies to the following vehicles: 2004-2007 Chevrolet Malibu 2005-2007 Pontiac G6 These vehicles were manufactured with a wiring harness that is exposed to road debris causing it to be damaged. … Read More

C1216 C1221 C1222 C1225 C1226 C1233

Fix code C1216 C1221 C1222 C1225 C1226 C1233 ABS light on Buick Century, Chevrolet Impala GM has issued a technical service bulletin 03-05-008 PIC3500 to address the following ABS related trouble codes. C1216. C1221. C1222. C1225. C1226. C1233. Before you replace any parts or conduct any testing, first check the wiring harness. The harness passes under the front of the transmission side cover. GM reports that harness chafing can occur in that area because the powertrain flexes on its mounts (You would think after all of these years making vehicles, GM … Read More

ABS light on Chevy Equinox

ABS light on Chevy Equinox The ABS light can come on and result in no trouble codes, leaving you with no diagnostic path. Before you start replacing parts, know that the ABS module can sometimes latch up. To reset the module, disconnect the battery cables and touch them together for 30 seconds. Then reconnect them and start the vehicle and drive it. If the light returns, attach a scan tool and check the VIN number on the scan tool. If the body control module doesn’t send the VIN number out … Read More

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

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 AC doesn’t work

My ABS light is on and my A/C doesn’t work GM vehicles are known for faulty ignition switches. The problems are almost always intermittent. One common symptom is for the A/C to start blowing warm air or for the blower fan to stop (depending on which GM model we’re talking about), along with an ABS light. The problem is usually the ignition switch heating up and not providing power to the A/C clutch and the ABS computer. © 2012 Rick Muscoplat Save Save

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