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 MANUALSCHEVROLET1992CORVETTE BASE, 2D COUPE, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESCENTRAL CONTROL MODULESELF-DIAGNOSTIC SYSTEMCCM DIAGNOSTIC TROUBLE CODE DEFINITIONS
1992 Chevrolet Corvette Base, 2D Coupe, Standard
CCM Diagnostic Trouble Code Definitions
1992 Chevrolet Corvette Base, 2D Coupe, StandardSECTION CCM Diagnostic Trouble Code Definitions
CCM DIAGNOSTIC TROUBLE CODE DEFINITIONS
| Code No. (1) | Circuit Affected | ||
|---|---|---|---|
| 12 | On-Board Diagnostics Operational, No Malfunction Codes Stored | ||
| 13 | DIC Switches Open Or Shorted To Battery Voltage | ||
| 14 | DIC Switches Shorted To Ground | ||
| 16 | Ignition 3 Fuse Circuit Open | ||
| 21 | Horn Relay Coil Shorted To Battery Voltage Or CCM Internal Open | ||
| 22 | Rear Defogger Relay Coil Shorted To Battery Voltage Or CCM Internal Open | ||
| 24 | Courtesy Light Relay Coil Shorted To Battery Voltage Or CCM Internal Open | ||
| 25 | Courtesy Light Relay Coil Circuit Open Or Shorted To Ground | ||
| 26 | LCD Blanking Control Circuit Shorted To Battery Voltage Or CCM Internal Open | ||
| 27 | LCD Blanking Control Circuit Open Or Shorted To Ground | ||
| 31 | LCD Data Circuit Shorted To Battery Voltage Or CCM Internal Open | ||
| 32 | LCD Data Circuit Open Or Shorted To Ground | ||
| 33 | Data Clock Circuit Shorted To Battery Voltage Or CCM Internal Open | ||
| 34 | Data Clock Circuit Open Or Shorted To Ground | ||
| 35 | Data Strobe Circuit Shorted To Battery Voltage Or CCM Internal Open | ||
| 36 | Data Strobe Circuit Open Or Shorted To Ground | ||
| 37 | "M" Clock Circuit Shorted To Battery Voltage Or CCM Internal Open | ||
| 38 | "M" Clock Circuit Open Or Shorted To Ground | ||
| 41 | Loss Of ECM Serial Data Communications | ||
| 51 | PASS-Key(R) - Invalid Key Detection | ||
| 52 | PASS-Key(R) - Key Detection Circuit Shorted | ||
| 53 | PASS-Key(R) - Key Detection Circuit Open Or Shorted To Battery Voltage | ||
| 54 | FEDS - Fuel Enable Failure | ||
| 61 | PASS-Key(R) - Key No. 1 Programming Resistance Out Of Range | ||
| 62 | PASS-Key(R) - Key No. 2 Programming Resistance High | ||
| 63 | PASS-Key(R) - Key No. 2 Programming Resistance Low | ||
| 71 | LCD Dimming Output Circuit Shorted To Battery Voltage Or CCM Internal Open | ||
| 72 | LCD Dimming Output Circuit Open Or Shorted To Ground | ||
| 73 | LED Display Dimming Output Circuit Shorted To Battery Voltage Or CCM Internal Open | ||
| 74 | LED Display Dimming Output Circuit Open Or Shorted To Ground | ||
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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.