Section 5 (Engine Controls - Tests W/Codes)
WARNING: This page is about a different car, the 1993 Toyota MR2. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Summary
- Trouble Code Diagnostic Hints
- Trouble Code Identification
- Diagnostic Code Charts
- Notes
- ECM Terminal Identification
- Diagnostic Circuit Check
- Test No. 1 - ECM Power Source
- Test No. 2 - ECM (+B) Circuit
- Code 12, 13 - Rpm Signal
- Code 14/Test No. 3 - Ignition Signal
- Code 16 - Electronic-Controlled A/T Signal
- Code 21, 27 - O2 Sensor Signal
- Code 22/Test No. 4 - Coolant Temperature Sensor Signal
- Code 24/Test No. 5 - Intake Air Temperature Sensor Signal
- Code 25 - Lean Air/Fuel Mixture
- Code 26 - Rich Air/Fuel Mixture
- Code 31/Test No. 6 - Vacuum Sensor Signal (5S-FE)
- Code 31, 32/Test No. 7 - Airflow Meter Signal (3S-GTE)
- Code 34, 35/Test No. 8 - Turbocharger Pressure (3S-GTE)
- Code 41/Test No. 9 - Throttle Position Sensor Signal
- Code 42 - Vehicle Speed Sensor Signal
- Code 43/Test No. 10 - Starter Signal
- Code 51/Test No. 11 - Switch Signal
- Code 52 - Knock Sensor Signal (3S-GTE)
- Code 53 - Knock Sensor Control (ECM) (3S-GTE)
- Code 71 - EGR System Malfunction
- Test No. 12 - Injector Circuit (3S-GTE)
- Test No. 13 - Injector Circuit (5S-FE)
- Test No. 14 - Idle Speed Control Circuit (3S-GTE)
- Test No. 15 - Idle Speed Control Circuit (5S-FE)
- Test No. 16 - Malfunction Indicator Light (Mil) Circuit