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.
2002 Chevrolet Corvette Base, 2D Convertible, AutomaticFACTORY OEM SERVICE PROCEDURE
Instrument Panel DTCS
INSTRUMENT PANEL DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B0516 | SPEEDOMETER SIGNAL CIRCUIT MALFUNCTION |
| DTC B0521 | TACHOMETER SIGNAL CIRCUIT MALFUNCTION |
| DTC B1512, B1517, B1522, B1527, B1532, B1537 | B1512: DIC (FUEL). B1517: DIC (GAUGES), B1522: DIC (TRIP), B1527: DIC (OPTIONS), B1532: DIC (E/M) & B1537: DIC (RESET) SWITCH SIGNAL SHORT TO GROUND |
| DTC B1542 | OIL TEMPERATURE CIRCUIT SHORT TO GROUND |
| DTC B1543 | OIL TEMPERATURE CIRCUIT OPEN |
| DTC P0461 | LEFT FUEL LEVEL SENSOR CIRCUIT PERFORMANCE |
| DTC P0462 | LEFT FUEL LEVEL SENSOR CIRCUIT LOW VOLTAGE |
| DTC P0463 | LEFT FUEL LEVEL SENSOR CIRCUIT HIGH VOLTAGE |
| DTC P0522 | ENGINE OIL PRESSURE SENSOR CIRCUIT LOW VOLTAGE |
| DTC P0523 | ENGINE OIL PRESSURE SENSOR CIRCUIT HIGH VOLTAGE |
| DTC P0608 | VEHICLE SPEED OUTPUT CIRCUIT |
| DTC P0654 | ENGINE SPEED OUTPUT CIRCUIT |
| DTC P1431 | RIGHT FUEL LEVEL SENSOR CIRCUIT PERFORMANCE |
| DTC P1432 | RIGHT FUEL LEVEL SENSOR CIRCUIT LOW VOLTAGE |
| DTC P1433 | RIGHT FUEL LEVEL SENSOR CIRCUIT HIGH VOLTAGE |
Factory Service Tools
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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.