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.
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HOMESERVICE MANUALSMAZDA1991RX-7 BASE, 2D CONVERTIBLE, STANDARDREPAIR AND DIAGNOSISENGINE PERFORMANCEENGINE CONTROLS - SPECIFICATIONSIGNITION SYSTEMDISTRIBUTOR SENSORS
1991 Mazda RX-7 Base, 2D Convertible, Standard
Distributor Sensors
1991 Mazda RX-7 Base, 2D Convertible, StandardSECTION Distributor Sensors
NOTE:
If models are not listed in tables, distributor and crank angle sensor testing information is not available.
DISTRIBUTOR PICK-UP COIL RESISTANCE
| Application | Ohms | ||
|---|---|---|---|
| B2200 (Carbureted) | 900-1200 | ||
| MPV (3.0L) | 900-1200 | ||
| MX-6 & 626 | |||
| Non-Turbo | 900-1200 | ||
| Turbo (Check Ignitor Terminals) | |||
| "A" & "B" | 210-260 | ||
| "C" & "D" | 210-260 | ||
| "E" & "F" | 210-260 | ||
CRANK ANGLE SENSOR RESISTANCE
| Application | Ohms | |
|---|---|---|
| RX7 (Check 4-way connector terminals) | ||
| Green & Black Wires | 110-210 | |
| Red & White Wires | 110-210 | |
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.