Section 1634 (Transfer Case - Four-Wheel Drive (4WD) System - Diagnostics)
WARNING: This page is about a different car, the 2009 Mercury Sable, 2009 Ford Taurus X, and 2009 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Description And Operation
- Diagnostic Tests
- Four Wheel Drive (4WD) Systems
- Notes
- Principles of Operation
- Inspection and Verification
- DTC Tables
- Symptom Chart - Four Wheel Drive System
- Pinpoint Tests
- Pinpoint Test A: All-Wheel Drive (AWD) System Functional Test
- Pinpoint Test B: DTC B1317/B1318 - Battery Voltage is High/Low (4X4 Control Module)
- Pinpoint Test C: DTC U0415 - 4X4 Control Module Received No/Invalid Data From ABS Module
- Pinpoint Test D: DTCs P1824/P1825 - 4-Wheel Drive Clutch Relay Circuit Failure/4-Wheel Drive Clutch Relay Open Circuit
- Pinpoint Test E: Vehicle Binds in a Turn or Resists Turning/Pulsates or Shudders in a Straight Line
- Pinpoint Test F: DTC P1635 - Tire/Axle Out of Acceptable Range
- Four Wheel Drive (4WD) Systems
- Removal And Installation