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 MANUALSTOYOTA1985CELICA SUPRA BASE, AUTOMATICREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANSOVERHAUL - A43, A44 & A46SELF-DIAGNOSTIC SYSTEMDIAGNOSTIC TROUBLE CODE DEFINITIONS
1985 Toyota Celica Supra Base, Automatic
Diagnostic Trouble Code Definitions
1985 Toyota Celica Supra Base, AutomaticSECTION Diagnostic Trouble Code Definitions
DIAGNOSTIC TROUBLE CODE DEFINITIONS
| Code | Diagnosis System |
|---|---|
| 42 | Defective No. 1 Speed Sensor (In Combination Meter) Severed Wire Harness Or Short Circuit. |
| 61 | Defective No. 2 Speed Sensor (In Transmission) Severed Wire Harness Or Short Circuit. |
| 62 | Severed No. 1 Solenoid Or Short Circuit - Severed Wire Harness Or Short Circuit. |
| 63 | Severed No. 2 Solenoid Or Short Circuit - Severed Wire Harness Or Short Circuit. |
| 64 | Severed No. 3 Solenoid Or Short Circuit - Severed Wire Harness Or Short Circuit. |
| 65 | Severed No. 4 Solenoid Or Short Circuit - Severed Wire Harness Or Short Circuit (A340H Only). |
NOTE:
If DTCs 62, 63, 64 or 65 appear, there is an electrical malfunction in the solenoid. Causes due to mechanical failure, such as a stuck switch, will not appear.
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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.