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.
1998 Chevrolet Cavalier Z24, 2D Convertible, StandardFACTORY OEM SERVICE PROCEDURE
Trouble Code Definitions
NOTE:
Only transaxle-related trouble codes are listed. For engine-related DTC definitions, see TROUBLE CODE DEFINITIONS in appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE. These DTCs pertain to engine performance and must be repaired first, as engine performance and related component signals will affect transaxle operation and diagnosis.
PCM TROUBLE CODE DEFINITIONS
| DTC | Circuit Affected | ||
|---|---|---|---|
| P0218 | Transaxle Fluid Overheating | ||
| P0502 | Vehicle Speed Sensor Circuit (Low Input) | ||
| P0503 | Vehicle Speed Sensor Circuit (Intermittent) | ||
| P0711 | Trans. Fluid Temp. (TFT) Sensor Performance Malfunction | ||
| P0712 | Trans. Fluid Temp. (TFT) Sensor Circuit (Low Input) | ||
| P0713 | Trans. Fluid Temp. (TFT) Sensor Circuit (High Input) | ||
| P0716 | Input Speed Sensor Range Malfunction | ||
| P0717 | Input Speed Sensor Circuit (No Signal) | ||
| P0719 | Brake Switch Circuit Low Input (Switch Stuck On) | ||
| P0724 | Brake Switch Circuit High Input (Switch Stuck Off) | ||
| P0730 | Incorrect Gear Ratio | ||
| P0741 | TCC Circuit Inoperative (Stuck Off) | ||
| P0742 | TCC Circuit Inoperative (Stuck On) | ||
| P0748 | Pressure Control Solenoid Electrical Malfunction | ||
| P0751 | 1-2 Shift Solenoid ("A") Performance Malfunction | ||
| P0753 | 1-2 Shift Solenoid ("A") Electrical Malfunction | ||
| P0756 | 2-3 Shift Solenoid ("B") Performance Malfunction | ||
| P0758 | 2-3 Shift Solenoid ("B") Electrical Malfunction | ||
| P1810 | Pressure Switch Assembly (PSA) Malfunction | ||
| P1811 | Maximum Adapt & Long Shifts | ||
| P1860 (1) | TCC PWM Solenoid Circuit Electrical Malfunction | ||
| P1887 | TCC Release Switch Circuit Malfunction | ||
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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.
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