Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSBUICK1994CENTURY L4-2.2L VIN 4REPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONDIAGNOSTIC TROUBLE CODE DESCRIPTIONSANTILOCK BRAKE SYSTEM (ABS)
1994 Buick Century L4-2.2L VIN 4
Antilock Brake System (ABS)
1994 Buick Century L4-2.2L VIN 4SECTION Antilock Brake System (ABS)
Code Description
11 ABS Warning Lamp Circuit Malfunction
14 ABS Enable Relay Contact Circuit Open
15 ABS Relay Contact CKT Short to Battery or Always Closed
16 ABS Enable Relay Coil Circuit Open
17 ABS Enable Relay Coil Circuit Shorted to Ground
18 ABS Enable Relay Coil Circuit Shorted to Battery
21 Left Front Wheel Speed = 0
22 Right Front Wheel Speed = 0
23 Left Rear Wheel Speed = 0
24 Right Rear Wheel Speed = 0
25 Left Front Excessive Wheel Speed Variation
26 Right Front Excessive Wheel Speed Variation
27 Left Rear Excessive Wheel Speed Variation
28 Right Rear Excessive Wheel Speed Variation
32 Left Front Wheel Speed Sensor CKT Shorted
33 Right Front Wheel Speed Sensor CKT Shorted
34 Left Rear Wheel Speed Sensor CKT Shorted
35 Right Rear Wheel Speed Sensor CKT Shorted
36 Low System Voltage
37 High System Voltage
38 Left Front ESB Will Not Hold Motor
41 Right Front ESB Will Not Hold Motor
42 Rear ESB Will Not Hold Motor
44 Left Front Channel Will Not Move
45 Right Front Channel Will Not Move
46 Rear Channel Will Not Move
47 Left Front ABS Motor Free Spins
48 Right Front ABS Motor Free Spins
51 Rear ABS Motor Free Spins
52 Left Front Channel in Release Too Long
53 Right Front Channel in Release Too Long
54 Rear Channel in Release Too Long
55 EBCM Malfunction
56 Left Front ABS Motor Circuit Open
57 Left Front ABS Motor Circuit Shorted to Ground
58 Left Front ABS Motor Circuit Shorted to Battery
61 Right Front ABS Motor Circuit Open
62 Right Front ABS Motor Circuit Shorted to Ground
63 Right Front ABS Motor Circuit Shorted to Battery
64 Rear ABS Motor Circuit Open
65 Rear ABS Motor Circuit Shorted to Ground
66 Rear ABS Motor Circuit Shorted to Battery
76 Left Front Solenoid Circuit Shorted to Battery
77 Left Front Solenoid Circuit Shorted to Ground
78 Right Front Solenoid Circuit Open or Shorted
81 Right Front Solenoid Circuit Shorted to Ground
82 Calibration Malfunction
86 EBCM Turned "ON" the Red "Brake" Warning Lamp
87 Red "Brake" Warning Lamp Circuit Open
88 Red "Brake" Warning Lamp CKT Shorted to Battery
91 Open Brake Switch During Deceleration
92 Open Brake Switch When ABS Was Required
93 DTC 91 or 92 Set in Current or Previous Ignition Cycle
94 Brake Switch Contacts Always Closed
95 Brake Switch Circuit Open
96 Brake Lamps Circuit Open
11 ABS Warning Lamp Circuit Malfunction
14 ABS Enable Relay Contact Circuit Open
15 ABS Relay Contact CKT Short to Battery or Always Closed
16 ABS Enable Relay Coil Circuit Open
17 ABS Enable Relay Coil Circuit Shorted to Ground
18 ABS Enable Relay Coil Circuit Shorted to Battery
21 Left Front Wheel Speed = 0
22 Right Front Wheel Speed = 0
23 Left Rear Wheel Speed = 0
24 Right Rear Wheel Speed = 0
25 Left Front Excessive Wheel Speed Variation
26 Right Front Excessive Wheel Speed Variation
27 Left Rear Excessive Wheel Speed Variation
28 Right Rear Excessive Wheel Speed Variation
32 Left Front Wheel Speed Sensor CKT Shorted
33 Right Front Wheel Speed Sensor CKT Shorted
34 Left Rear Wheel Speed Sensor CKT Shorted
35 Right Rear Wheel Speed Sensor CKT Shorted
36 Low System Voltage
37 High System Voltage
38 Left Front ESB Will Not Hold Motor
41 Right Front ESB Will Not Hold Motor
42 Rear ESB Will Not Hold Motor
44 Left Front Channel Will Not Move
45 Right Front Channel Will Not Move
46 Rear Channel Will Not Move
47 Left Front ABS Motor Free Spins
48 Right Front ABS Motor Free Spins
51 Rear ABS Motor Free Spins
52 Left Front Channel in Release Too Long
53 Right Front Channel in Release Too Long
54 Rear Channel in Release Too Long
55 EBCM Malfunction
56 Left Front ABS Motor Circuit Open
57 Left Front ABS Motor Circuit Shorted to Ground
58 Left Front ABS Motor Circuit Shorted to Battery
61 Right Front ABS Motor Circuit Open
62 Right Front ABS Motor Circuit Shorted to Ground
63 Right Front ABS Motor Circuit Shorted to Battery
64 Rear ABS Motor Circuit Open
65 Rear ABS Motor Circuit Shorted to Ground
66 Rear ABS Motor Circuit Shorted to Battery
76 Left Front Solenoid Circuit Shorted to Battery
77 Left Front Solenoid Circuit Shorted to Ground
78 Right Front Solenoid Circuit Open or Shorted
81 Right Front Solenoid Circuit Shorted to Ground
82 Calibration Malfunction
86 EBCM Turned "ON" the Red "Brake" Warning Lamp
87 Red "Brake" Warning Lamp Circuit Open
88 Red "Brake" Warning Lamp CKT Shorted to Battery
91 Open Brake Switch During Deceleration
92 Open Brake Switch When ABS Was Required
93 DTC 91 or 92 Set in Current or Previous Ignition Cycle
94 Brake Switch Contacts Always Closed
95 Brake Switch Circuit Open
96 Brake Lamps Circuit Open
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.