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 591 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 4.2L - DTC P0366 T0 DTC P2544)DTC P1682TYPICAL SCAN TOOL DATA
2006 Isuzu Ascender S, 5.3 M, 4WD
Typical Scan Tool Data
2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Typical Scan Tool Data
WARNING: This page is about a different car, the 2009 GMC Envoy and 2009 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
EC Ignition Relay Feedback
| Circuit | Short to Ground | Open | Short to Voltage |
|---|---|---|---|
| Operating Conditions: Ignition ON Engine OFF. Powertrain Relay commanded ON | |||
| Ignition 1 Voltage | 0 Volts | 0 Volts | 12 Volts |
Ignition 1 Signal
| Circuit | Short to Ground | Open | Short to Voltage |
|---|---|---|---|
| Operating Conditions: Ignition ON Engine OFF. Ignition Main Relay commanded ON | |||
| Ignition 1 Voltage | 0 Volts | 0 Volts | 12 Volts |
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.