Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSISUZU2006ASCENDER S, 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 452 (POWER DOOR LOCK SYSTEM AND RELEASE SYSTEMS)DIAGNOSTIC INFORMATION AND PROCEDURESDTC B2976COMPONENT TESTING
2006 Isuzu Ascender S, 4.2 S, 4WD
Component Testing
2006 Isuzu Ascender S, 4.2 S, 4WDSECTION Component Testing
WARNING: This page is about a different car, the 2008 Pontiac Torrent and 2008 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition OFF, disconnect the harness connector at the driver door latch assembly.
- With the switch in the open position, test for infinite resistance between the signal terminal 4 and the ground terminal 6.
- If not the specified value, replace the driver door latch assembly.
- With the switch in the closed position, test for less than 1.0 ohm between the signal terminal 4 and the ground terminal 6.
- If not the specified value, replace the driver door latch assembly.
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.