TP Sensor/Idle Learn

1992 Saturn SL1 AutomaticSECTION TP Sensor/Idle Learn
WARNING: This page is about a different car, the 1995 Cadillac Seville and 1995 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ensure outside air temperature is greater than 50°F (10°C) to allow operation of A/C compressor. Start engine and allow to idle until coolant temperature is 176°F (80°C). Idle for an additional 5 minutes. With engine running, enter diagnostics. See appropriate TESTS W/CODES - 4.9L article in this section.
  2. Turn ignition off. Wait 20 seconds, then turn ignition on, with engine off. Re-enter diagnostics. Repeat step 2).
  3. Turn ignition off. Wait 20 seconds, then start engine. Apply brakes and place transmission in Drive. Turn Climate Control Panel (CCP) to OFF position and allow engine to idle for one minute.
  4. Turn CCP to AUTO position and ensure A/C compressor engages. Allow engine to idle for one minute. Place transmission in Park and turn ignition off.
TP SENSOR ADJUSTMENT VOLTAGE

Application (1) Volts
4.6L (2) .50-5.00
4.9L .50-5.00
(1) Voltage range is from idle position to wide open throttle position.
(2) TP sensor is not adjustable.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.