| "2 WHEEL DRIVE ONLY - TRACTION REDUCED" |
- Rear drive system fault
- Anti-lock brake system fault
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- Using the manufacturer approved diagnostic system, check the all wheel drive control module for related DTCs and refer to the relevant DTC index
- Using the manufacturer approved diagnostic system, check the anti-lock brake system control module for related DTCs and refer to the relevant DTC index
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| "4 WHEEL DRIVE FAULT - 2 WHEEL DRIVE ONLY" |
- Rear drive system fault
- Anti-lock brake system fault
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- Using the manufacturer approved diagnostic system, check the all wheel drive control module for related DTCs and refer to the relevant DTC index
- Using the manufacturer approved diagnostic system, check the anti-lock brake system control module for related DTCs and refer to the relevant DTC index
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| 4 wheel drive engaged when 2 wheel drive expected |
- Ambient temperature < -10°
C
- Terrain response special program selected
- Hill descent control selected
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- Normal operation, no action required. Power transfer unit remains engaged to maintain oil temperature in power transfer unit and rear drive unit
- Normal operation, no action required. Power transfer unit remains engaged when a special program is selected
- Normal operation, no action required. Power transfer unit remains engaged when hill descent control is selected
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| Rumbling noise from the rear of the vehicle varying at different vehicle speeds and loads |
- Rear drive unit internal failure
- Road noise
- Worn or damaged driveshaft joint
- Wheel bearing
- Another component contacting the front/rear drive halfshaft
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- For additional information. GO to Pinpoint Test A.
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| Noise from hydraulic system when cornering or when shifting from 2 wheel drive to 4 wheel drive (or from 4 wheel drive to 2 wheel drive) |
- Hydraulic system fault
- Rear drive unit oil low/worn/contaminated
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- For additional information. GO to Pinpoint Test B
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