ABS Component Views

2005 Chevrolet Optra5 Base, StandardSECTION ABS Component Views
Fig 1: Identifying Antilock Brake System Components
GM1291773Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Right Front Wheel Speed Sensor
2 Brake Master Cylinder
3 Master Cylinder Reservoir
4 Grommet
5 Right Front Wheel Speed Sensor Connector
6 Brake Fluid Level Switch Connector
7 Instrument Cluster
8 Connector C901
9 Right Rear Wheel Speed Sensor Connector
10 Right Rear Wheel Speed Sensor
11 Left Rear Wheel Speed Sensor
12 Left Rear Wheel Speed Sensor Connector
13 Body Wiring Harness
14 Connector C202
15 Connectors C110
16 EBCM Connector
17 Left Front Speed Sensor Connector
18 Grommet
19 Hydraulic Modulator with Attached EBCM
20 Connector C107
21 Left Front Wheel Speed Sensor
Fig 2: View Of Electronic Brake Control Module (EBCM) And Oil Feeding Connector
GM1480695Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Electronic Brake Control Module (EBCM)
2 Oil Feeding Connector
Fig 3: Locating Wheel Speed Sensors (WSS)
GM1480697Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Wheel Speed Sensor (WSS) - Left Front Shown, Right Similar
2 Wheel Speed Sensor (WSS) - Left Rear Shown, Right Similar
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.