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 MANUALSSATURN1992SL1 AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)TRANSMISSIONAUTOMATIC TRANSDIAGNOSIS
1992 Saturn SL1 Automatic
Automatic Trans: Diagnosis
1992 Saturn SL1 AutomaticSECTION Diagnosis
- Application
- Identification
- Description
- Self-Diagnostics
- Code Charts
- Notes
- Charts
- Code 13 - High Line Pressure (1992)
- Code 16 - No 1ST Gear
- Code 21 - 2ND Gear Stuck On
- Code 22 - No 2ND Gear
- Code 23 - No 3RD Gear
- Code 24 - No 4TH Gear
- Code 25 - No TCC
- Code 26 - TCC Stuck On
- Code 31 - Transaxle Temperature Cold (Circuit Open)
- Code 32 - Transaxle Temperature Hot (Circuit Grounded)
- Code 34 - Communications Error (1992)
- Code 35 - No Turbine Speed Input
- Code 36 - Noise On Turbine Speed Input
- Code 41 - Vehicle Speed Sensor Input Not Present
- Code 42 - Noise On Vehicle Speed Sensor Input
- Code 45 - Selector Switch No Data
- Code 46 - Selector Switch Incorrect Data
- Code 48 - Low Master Enable Relay Hold Voltage
- Code 49 - Selector Switch Incorrect Data (1992)
- Code 52 - Master Enable Relay Stuck On
- Code 53 - Master Enable Relay Stuck Off
- Codes 54 & 55 - Pcm Failure
- Information Flag Charts
- Notes
- Diagnosis
- Information Flag 13 - High Line Pressure (1991)
- Information Flag 14 - Low Line Pressure
- Information Flag 15 - Hot Light On
- Information Flag 18 - No Forward Gears
- Information Flag 43 - Master Enable Relay Grounded/Open
- Information Flag 44 - Master Enable Relay Shorted To Voltage
- Information Flags 47 & 56 - Pcm Failure
- Information Flags 51 & 57 - Pcm Failure
- Information Flags 61, 62, 63 & 64 - Pcm Failure
- Information Flag 65 - Battery Voltage Too High Or Too Low
- Information Flags 66 & 67 - Pcm Failure
- Information Flag 68 - Line Actuator Circuit Grounded/Open
- Information Flag 69 - Line Actuator Circuit Shorted To Voltage
- Information Flag 71 - 2ND Gear Actuator Circuit Grounded/Open
- Information Flag 72 - 2ND Gear Actuator Circuit Shorted To Voltage
- Information Flag 73 - 3RD Gear Actuator Circuit Grounded/Open
- Information Flag 74 - 3RD Gear Actuator Circuit Shorted To Voltage
- Information Flag 75 - 3RD Gear Stuck On
- Information Flag 76 - 4TH Gear Actuator Circuit Grounded/Open
- Information Flag 77 - 4TH Gear Actuator Circuit Shorted To Voltage
- Information Flag 78 - 4TH Gear Stuck On
- Information Flag 79 - TCC Actuator Circuit Grounded/Open
- Information Flag 81 - TCC Actuator Circuit Shorted To Voltage
- Information Flag 82 - Unstable Transaxle Temperature Sensor Input (1991)
- Information Flag 83 - Low Transaxle Temperature
- Information Flag 84 - Brake Switch Stuck Open
- Information Flag 85 - Brake Switch Stuck Closed
- Information Flag 86 - Pcm Failure
- Information Flag 87 - TCC Hold Circuit Grounded Open
- Information Flag 88 - TCC Hold Circuit Shorted To Voltage
- Information Flag 89 - Master Enable Relay Stuck On
- Information Flag 91 - Pcm Failure (1991)
- Information Flag 92 - Intermittent Pcm Failure
- Information Flag 93 - Intermittent Pcm Failure
- Information Flag 94 - Intermittent Pcm Failure
- Information Flag 95 - Intermittent Pcm Failure
- Information Flag 96 - Intermittent Pcm Failure
- Information Flag 97 - Intermittent Pcm Failure
- Information Flag 98 - Intermittent Pcm Failure
- Information Flag 99 - Intermittent Pcm Failure
- Wiring Diagram
RENDER: 1.0x
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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.