Component Testing: Notes

1994 Toyota Tercel DX, 4D Sedan, StandardSECTION Notes
CAUTION: When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle.
A/C AMPLIFIER CIRCUIT TEST

Wiring Harness Terminals Condition Specification
No. 3 & Ground ---- Continuity
No. 4 & Ground Ignition On Battery Voltage
No. 9 & 15 185°F (85°C) (1) 1350 Ohms
No. 9 & 15 194°F (90°C) (1) 1190 Ohms
No. 9 & 15 203°F (95°C) (1) 1050 Ohms
No. 10 & Ground Ignition On Battery Voltage
No. 13 & Ground ---- Continuity
(1) This is the coolant temperature.
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.