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Home >> Buick >> 1995 >> Century Custom >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Diagnostic Charts >> Code 16 - Abs Enable Relay Coil Circuit Open >> Test Description

Test Description

NOTE: Test numbers refer to numbers on diagnostic chart. Use only 10-megohm (minimum) DVOM for all voltage and resistance tests.
  1. Determines if EBCM is capable of controlling relay.
  2. Checks for voltage at pull-in coil of ABS enable relay.
  3. Checks for continuity through pull-in coil of ABS enable relay.
  4. Verifies integrity of relay control circuit.
  5. Ensures malfunction was not due to poor terminal contact.
Fig 1: Code 16 Schematic
G95H15526Courtesy of GENERAL MOTORS CORP.
Fig 2: Code 16 Flow Chart
G95I15642Courtesy of GENERAL MOTORS CORP.
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