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 MANUALSSATURN1992SL L4-1.9L DOHC VIN 7REPAIR AND DIAGNOSISSPECIFICATIONSELECTRICAL SPECIFICATIONSCOMPUTERS AND CONTROL SYSTEMS
1992 Saturn SL L4-1.9L DOHC VIN 7
Computers and Control Systems
1992 Saturn SL L4-1.9L DOHC VIN 7SECTION Computers and Control Systems
SENSOR OPERATING RANGES
Oxygen Sensor 0.350 Volts to 0.550 Volts.
TPS Sensor 0.25 Volts to 4.95 Volts.
TPS Sensor AT IDLE 0.35 Volts to 0.70 Volts.
MAP Sensor 2.80 Volts to 4.85 Volts.
BARO Sensor 2.80 Volts to 4.85 Volts.
Handwheel Sensor 0.50 Volts to 4.50 Volts.
Knock Sensor 1.5 Volts to 3.5 Volts.
Coolant Sensor 2,786 Ohms (+/- 40) at room temp. (25°C / 77°F).
RESISTANCE SPECIFICATIONS
VSS 700 Ohms to 900 Ohms (+/- 10 Ohms).
EGR Solenoid (Standard EGR) 32 Ohms (+/- 10 Ohms).
EGR Pins "A" to "E" (Linear EGR) 7.8-8.6 Ohms at 25°C.
Cannister Purge Solenoid 32 Ohms (+/- 10 Ohms).
Coolant Fan Relay 80 Ohms (+/- 10 Ohms).
A/C Relay 80 Ohms (+/- 10 Ohms).
Knock Sensor (Lead to case) 3300 Ohms to 4500 Ohms.
IAT AND CTS SENSOR RESISTANCE CHART
Coolant Sensor And Intake Air Sensor Resistance Chart.:
MAP SENSOR VOLTAGE CHART
MAP Sensor Operational Chart.:
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.