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, 5.3 M, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 227 (IMMOBILIZER SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2006 Isuzu Ascender S, 5.3 M, 4WD
Diagnostic Code Index
2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2007 Isuzu Ascender, 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B2945 | Security System Sensor Power Circuit |
| DTC B2955 | Security System Sensor Data Circuit |
| DTC B2960 | Security System Sensor Data Incorrect But Valid |
| DTC B3031 | Security System Controller In Learn Mode |
| DTC B3033 | Security System Indicates Tamper |
| DTC B3055 | No Transponder Modulation or No Transponder |
| DTC B3060 | Unprogrammed Transponder Identification Code Received |
| DTC B3935 | Transponder Authentication Error |
| DTC P1626 | Theft Deterrent Fuel Enable Signal Lost |
| DTC P1630 (Export) | DTC 1630 Theft Deterrent Learn Mode Active |
| DTC P1630 (Domestic) | DTC P1630 Theft Deterrent Learn Mode Active |
| DTC P1631 (Export) | DTC P1631 Theft Deterrent Fuel Enable Signal Not Correct |
| DTC P1631 (Domestic) | DTC P1631 Theft Deterrent Fuel Enable Signal Not Correct |
| DTC P1632 | Theft Deterrent Fuel Disable Signal Received |
RENDER: 1.0x
NO RELATED
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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.