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.
1990 Ford Probe GL, AutomaticFACTORY OEM SERVICE PROCEDURE
Service Code-To-Test Menu
SERVICE CODE REFERENCE CHART
| Service Code | Circuit Affected | Perform Test |
|---|---|---|
| 01 | IDM | A1 |
| 02 | CPS | A2 |
| 03 | CID1 | A3 |
| 04 | CID1 | A4 |
| 05 | KS & KCU | A5 |
| Vehicle Battery | N/A | A6 |
| Referance Voltage & Signal | N/A | A7 |
| 06 | VSS | B1 |
| 08 | VAF | B2 |
| 09 | ECT | B3 |
| 10 | VAT | B4 |
| 12 | TPS | B5 |
| 14 | BP | B6 |
| 15 | EGO | C1 |
| 16 | EVP | C2 |
| 17 | EGO | C1 |
| 25 | PRC | C3 |
| 26 | CANP | C4 |
| 28 (Turbo) | EGRC | C5 |
| 28 (Non-Turbo) | EVR | C6 |
| 29 (Turbo) | EGRV | C5 |
| 34 | ISC | D1 |
| 42 | BOOST | D2 |
| Self-Test Input | N/A | D3 |
| Self-Test Output | N/A | D3 |
Factory Service Tools
Use the Manual With the Right Hardware
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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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