Antilock Brake System (ABS)

ABS DIAGNOSTIC TROUBLE CODE DESCRIPTION

NOTE: These are the only ABS codes provided by the manufacture using the factory recommended scan tool (Tech 1 or Tech 2), additional codes obtained with an aftermarket scan tool are not valid ABS codes, contact the aftermarket scan tool manufacturer for additional information.

ABS Code 11 ABS Warning Lamp Circuit Malfunction
ABS Code 14 ABS Enable Relay Contact Circuit Open
ABS Code 15 ABS Enable Relay Contact CKT Shorted to Battery or Always Closed
ABS Code 16 ABS Enable Relay Coil Circuit Open
ABS Code 17 ABS Enable Relay Coil Circuit Shorted to Ground
ABS Code 18 ABS Enable Relay Coil Circuit Shorted to Battery
ABS Code 21 LF Wheel Speed = 0
ABS Code 22 RF Wheel Speed = 0
ABS Code 23 LR Wheel Speed = 0
ABS Code 24 RR Wheel Speed = 0
ABS Code 25 LF Excessive Wheel Speed Variation
ABS Code 26 RF Excessive Wheel Speed Variation
ABS Code 27 LR Excessive Wheel Speed Variation
ABS Code 28 RR Excessive Wheel Speed Variation
ABS Code 32 LF Wheel Speed Sensor CKT Open or Shorted
ABS Code 33 RF Wheel Speed Sensor CKT Open or Shorted
ABS Code 34 LR Wheel Speed Sensor CKT Open or Shorted
ABS Code 35 RR Wheel Speed Sensor CKT Open or Shorted
ABS Code 36 Low System Voltage
ABS Code 37 High System Voltage
ABS Code 38 LF Electromagnetic Brake (EMB) Will Not Hold Motor
ABS Code 41 RF Electromagnetic Brake (EMB) Will Not Hold Motor
ABS Code 42 Rear Expansion Spring Brake (ESB) Will Not Hold Motor
ABS Code 43 Variable Effort Steering (VES) Steering Wheel Speed Sensor Circuit Malfunction
ABS Code 44 LF ABS Channel Will Not Move
ABS Code 45 RF ABS Channel Will Not Move
ABS Code 46 Rear ABS Channel Will Not Move
ABS Code 47 LF ABS Motor Free Spins
ABS Code 48 RF ABS Motor Free Spins
ABS Code 51 Rear ABS Motor Free Spins
ABS Code 52 LF ABS Channel in Release too Long
ABS Code 53 RF ABS Channel in Release too Long
ABS Code 54 Rear ABS Channel in Release too Long
ABS Code 55 EBCM Malfunction
ABS Code 56 LF ABS Motor Circuit Open
ABS Code 57 LF ABS Motor Circuit Shorted to Ground
ABS Code 58 LF ABS Motor Circuit Shorted to Battery or Motor Shorted
ABS Code 61 RF ABS Motor Circuit Open
ABS Code 62 RF ABS Motor Circuit Shorted to Ground
ABS Code 63 RF ABS Motor Circuit Shorted to Battery or Motor Shorted
ABS Code 64 Rear ABS Motor Circuit Open
ABS Code 65 Rear ABS Motor Circuit Shorted to Ground
ABS Code 66 Rear ABS Motor Circuit Shorted to Battery or Motor Shorted
ABS Code 67 LF Electromagnetic Brake (EMB) Circuit Open or Shorted to Grd
ABS Code 68 LF Electromagnetic Brake (EMB) Circuit Shorted to Batt or Driver Open
ABS Code 71 RF Electromagnetic Brake (EMB) Circuit Open/Shorted to Grd.
ABS Code 72 RF Electromagnetic Brake (EMB) Shorted to Batt/Driver Open
ABS Code 73 Electronic Variable Orifice (EVO) Actuator Open/Short to Grd
ABS Code 74 Electronic Variable Orifice (EVO) Shorted to Batt/Solenoid
ABS Code 76 LF Solenoid Circuit Open or Shorted to Battery
ABS Code 77 LF Solenoid Circuit Shorted to Ground
ABS Code 78 RF Solenoid Circuit Shorted to Battery
ABS Code 81 RF Solenoid Circuit Shorted to Ground or Driver Open
ABS Code 82 Calibration Malfunction
ABS Code 86 EBCM Turned "ON" the Red "Brake" Warning Lamp
ABS Code 87 Red "Brake" Warning Lamp Circuit Open
ABS Code 88 Red "Brake" Warning Lamp Circuit Shorted to Battery
ABS Code 91 Open Brake Switch During Deceleration
ABS Code 92 Open Brake Switch When ABS was Required
ABS Code 93 DTC 91 or 92 Set in Current or Previous Ignition Cycle
ABS Code 94 Brake Switch Contacts Always Closed
ABS Code 95 Brake Switch Circuit Open
ABS Code 96 Rear Brake Lamp Circuit Open