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 MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1138 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC P0621TYPICAL SCAN TOOL DATA
2006 Pontiac G6 GTP, 2D Coupe, Standard
Typical Scan Tool Data
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Typical Scan Tool Data
WARNING: This page is about a different car, the 2008 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
GEN L-Terminal Ckt Short Gnd Test Status - ECM
| Circuit | Short to Ground | Open | Short to Voltage |
|---|---|---|---|
| Operating Conditions:
Engine Running. Parameter Normal Value: OK |
|||
| Generator Turn On Signal | Fault | Not Run or OK | Not Run or OK |
GEN L-Terminal Ckt Open Test Status - ECM
| Circuit | Short to Ground | Open | Short to Voltage |
|---|---|---|---|
| Operating Conditions:
Engine Running. Parameter Normal Value: Not Run or OK |
|||
| Generator Turn On Signal | Not Run or OK | Not Run or Fault | Not Run or OK |
GEN L-Terminal Ckt Short Volts Test Status - ECM
| Circuit | Short to Ground | Open | Short to Voltage |
|---|---|---|---|
| Operating Conditions:
Ignition ON. Parameter Normal Value: OK |
|||
| Generator Turn On Signal | Not Run or OK | Not Run or OK | Fault |
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.