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Home >> Dodge and Ram >> 2003 >> Durango Base, 5.9 Z, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 106 (Chassis Diagnostic Procedures - Anti-Lock Brake System) >> Diagnostic Information And Procedures >> Brakes (Cab) - Symptoms >> Symptom List: INTERMITTENT SIGNAL FROM LEFT FRONT SENSOR - 27; INTERMITTENT SIGNAL FROM REAR SENSOR - 37; INTERMITTENT SIGNAL FROM RIGHT FRONT SENSOR - 23; LEFT FRONT SENSOR OPEN - 25; LEFT FRONT SENSOR SHORTED - 90; NO SIGNAL FROM LEFT FRONT SENSOR - 26; NO SIGNAL FROM REAR SENSOR - 36; NO SIGNAL FROM RIGHT FRONT SENSOR - 22; REAR SENSOR OPEN - 35; REAR SENSOR SHORTED - 93; RIGHT FRONT SENSOR OPEN - 21; RIGHT FRONT SENSOR SHORTED - 91 >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
  1. WHEEL SPEED SENSOR OR CONNECTOR DAMAGE, LOOSENESS OR METAL CHIPS
  2. INTERMITTENT DTC - TOWING WITH IGNITION ON
  3. WHEEL SPEED SENSOR (+) CIRCUIT SHORTED TO GROUND
  4. WHEEL SPEED SENSOR (-) CIRCUIT SHORTED TO GROUND
  5. WHEEL SPEED SENSOR SHORTED TO GROUND
  6. CAB - INTERNAL SHORT OR OPEN
  7. WHEEL SPEED SENSOR (+) CIRCUIT OPEN
  8. WHEEL SPEED SENSOR (-) CIRCUIT OPEN
  9. WHEEL SPEED SENSOR (+) CIRCUIT SHORTED TO VOLTAGE
  10. WHEEL SPEED SENSOR (-) CIRCUIT SHORTED TO VOLTAGE
  11. WHEEL SPEED SENSOR CIRCUITS SHORT TOGETHER
  12. TONE WHEEL DAMAGED/MISSING
  13. EXCESSIVE WHEEL SPEED SENSOR AIR GAP
  14. WHEEL BEARING LOOSE/BINDING
  15. WHEEL SPEED SENSOR RESISTANCE OUT OF SPECIFICATION
TEST ACTION AND APPLICABILITY

TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIII®, read DTC's.
With the DRBIII®, erase DTC's.
Turn the ignition off.
Turn the ignition on.
With the DRBIII®, read DTC's.
Does the DRBIII® display the appropriate Wheel Speed Sensor circuit failure DTC right now?
  1. Yes --> Go To 2
  2. No --> Go To 15
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2 Turn the ignition off.
Inspect the appropriate Wheel Speed Sensor for looseness.
Inspect the appropriate Wheel Speed Sensor harness connector.
Check connectors - Clean/repair as necessary.
Inspect the appropriate Wheel Speed Sensor for metal chips on sensor.
Is the Sensor or Connector damaged, loose, or metal chips on sensor present?
  1. Yes --> Repair as necessary.

    Perform ABS VERIFICATION TEST - VER 1.

  2. No --> Go To 3
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3 Turn the ignition off.
Disconnect the appropriate CAB harness connector for the effected Wheel Speed Sensor.
NOTE: Check connector - Clean/repair as necessary.

Measure the resistance across the appropriate Wheel Speed Sensor (+) and (-) circuits at the CAB connector at 77°F.
Is the resistance 1800-2200 (Front) OR 1600-2300 (Rear) ohms?
  1. Yes --> Go To 4
  2. No --> Go To 7
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4 Turn the ignition off.
Disconnect the appropriate Wheel Speed Sensor connector.
Disconnect the appropriate CAB harness connector for the effected Wheel Speed Sensor.
Measure the resistance between the appropriate Wheel Speed Sensor (+) Circuit and ground.
Is the resistance open?
  1. Yes --> Go To 5
  2. No --> Repair the appropriate Wheel Speed Sensor (+) Circuit Short to Ground.

    Perform ABS VERIFICATION TEST - VER 1.

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5 Turn the ignition off.
Disconnect the appropriate Wheel Speed Sensor connector.
NOTE: Check connector - Clean/repair as necessary.

Disconnect the appropriate CAB harness connector for the effected Wheel Speed Sensor.
NOTE: Check connector - Clean/repair as necessary.

Measure the resistance between the appropriate Wheel Speed Sensor (-) circuit and ground.
Is the resistance open?
  1. Yes --> Go To 6
  2. No --> Repair the appropriate Wheel Speed Sensor (-) Circuit Short to Ground.

    Perform ABS VERIFICATION TEST - VER 1.

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6 Turn the ignition off.
Disconnect the appropriate Wheel Speed Sensor connector.
NOTE: Check connector - Clean/repair as necessary.

On the component, measure the resistance between both of the appropriate Wheel Speed Sensor terminals and ground.
Is the resistance open?
  1. Yes --> Replace the Controller Antilock Brake in accordance with the Service Information. Refer to the SYMPTOM: *REPLACING THE CONTROLLER ANTILOCK BRAKE  for additional information.

    Perform ABS VERIFICATION TEST - VER 1.

  2. No --> Replace the appropriate Wheel Speed Sensor in accordance with the Service Information.

    Perform ABS VERIFICATION TEST - VER 1.

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7 Turn the ignition off.
Disconnect the appropriate Wheel Speed Sensor connector.
NOTE: Check connector - Clean/repair as necessary.

Disconnect the appropriate CAB harness connector for the effected Wheel Speed Sensor.
NOTE: Check connector - Clean/repair as necessary.

Measure the resistance of the appropriate Wheel Speed Sensor (+) circuit.
Is the resistance below 5 ohms?
  1. Yes --> Go To 8
  2. No --> Repair the appropriate Wheel Speed Sensor (+) Circuit Open.

    Perform ABS VERIFICATION TEST - VER 1.

 All
8 Turn the ignition off.
Disconnect the appropriate Wheel Speed Sensor connector.
NOTE: Check connector - Clean/repair as necessary.

Disconnect the appropriate CAB harness connector for the effected Wheel Speed Sensor.
NOTE: Check connector - Clean/repair as necessary.

Measure the resistance of the appropriate Wheel Speed Sensor (-) circuit.
Is the resistance below 5 ohms?
  1. Yes --> Go To 9
  2. No --> Repair the appropriate Wheel Speed Sensor (-) Circuit Open.

    Perform ABS VERIFICATION TEST - VER 1.

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9 Turn the ignition off.
Disconnect the appropriate Wheel Speed Sensor harness connector.
NOTE: Check connector - Clean/repair as necessary.

Disconnect the appropriate CAB harness connector for the effected Wheel Speed Sensor.
NOTE: Check connector - Clean/repair as necessary.

Turn the ignition on.
Measure the voltage of the appropriate Wheel Speed Sensor (+) Circuit.
Is there any voltage present?
  1. Yes --> Repair appropriate Wheel Speed Sensor (+) Circuit Shorted to Voltage.

    Perform ABS VERIFICATION TEST - VER 1.

  2. No --> Go To 10
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10 Turn the ignition off.
Disconnect the appropriate Wheel Speed Sensor connector.
NOTE: Check connector - Clean/repair as necessary.

Disconnect the appropriate CAB harness connector for the effected Wheel Speed Sensor.
NOTE: Check connector - Clean/repair as necessary.

Turn the ignition on.
Measure the voltage of the appropriate Wheel Speed Sensor (-) Circuit.
Is there any voltage present?
  1. Yes --> Repair the appropriate Wheel Speed Sensor (-) Circuit Short to Voltage.

    Perform ABS VERIFICATION TEST - VER 1.

  2. No --> Go To 11
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11 Turn the ignition off.
Disconnect the appropriate CAB harness connector for the effected Wheel Speed Sensor.
Disconnect the appropriate Wheel Speed Sensor harness connector.
Measure the resistance through the appropriate Wheel Speed Sensor (+) and (-) circuits at the CAB harness connector.
Is the resistance open?
  1. Yes --> Go To 12
  2. No --> Repair the appropriate Wheel Speed Sensor shorted together circuits.

    Perform ABS VERIFICATION TEST - VER 1.

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12 Turn the ignition off.
Inspect for damaged or missing Tone Wheel.
NOTE: The Tone Wheel Teeth should be perfectly square, not bent or nicked.

Is the appropriate Tone Wheel ok?
  1. Yes --> Go To 13
  2. No --> Replace the appropriate Tone Wheel(s) in accordance with the Service Information.

    Perform ABS VERIFICATION TEST - VER 1.

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13 Turn the ignition off.
Using a Feeler Gauge, measure the affected Wheel Speed Sensor Air Gap.
NOTE: Refer to the appropriate service information, if necessary, for procedures or specifications.

Is the Air Gap OK?
  1. Yes --> Go To 14
  2. No --> Repair as necessary.

    Perform ABS VERIFICATION TEST - VER 1.

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14 Turn the ignition off.
Inspect the wheel bearings for excessive run out or clearance.
NOTE: Refer to the appropriate service information, as necessary, for procedures or specifications.

Is the bearing clearance OK?
  1. Yes --> Replace the appropriate Wheel Speed Sensor in accordance with the Service Information.

    Perform ABS VERIFICATION TEST - VER 1.

  2. No --> Repair as necessary.

    Perform ABS VERIFICATION TEST - VER 1.

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15 Turn the ignition off.
NOTE: Ensure vehicle has not been towed with ignition ON

Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or partially broken wires.
Visually inspect the related wire harness connectors. Look for broken, bent, pushed out, or corroded terminals.
Refer to any Hotline letters or Technical Service Bulletins that may apply.
Were any problems found?
  1. Yes --> Repair as necessary.

    Perform ABS VERIFICATION TEST - VER 1.

  2. No --> Test Complete.
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