1995 Toyota Paseo AutomaticFACTORY OEM SERVICE PROCEDURE

Trouble Code Identification

TROUBLE CODE IDENTIFICATION

Code Description
12
Calif.  G2 Signal Circuit
Except Calif.  G & NE Signal Circuit
13
Calif.  Crankshaft Position (CKP) Sensor Circuit
Except Calif.  NE Signal Circuit
14
Calif.  Igniter Circuit Malfunction
Except Calif.  Ignition Signal Circuit
21  Oxygen Sensor Signal
22  Engine Coolant Temperature Sensor (CTS) Circuit
24  Intake Air Temperature Sensor (IAT) Circuit
25  Air/Fuel Ratio Lean Malfunction
26  Air/Fuel Ratio Rich Malfunction
27  Sub-Oxygen Sensor Circuit (Calif.)
31  Manifold Absolute Pressure (MAP) Sensor Circuit
33  Idle Air Control (IAC) Valve Signal (Calif.)
41  Throttle Position Sensor (TPS) Circuit Malfunction
42  Vehicle Speed Sensor Signal Circuit
43  Starter Signal Circuit
51  Switch Condition Signal Circuit
52  Knock Sensor Circuit
71  Exhaust Gas Recirculation (EGR) System Malfunction
Factory Service Tools

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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.

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