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 MANUALSMAZDA1990626 L4-2184CC 2.2L SOHC F2REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSSENSORS AND SWITCHES - COMPUTERS AND CONTROL SYSTEMSTRANSMISSION POSITION SENSOR/SWITCHSERVICE AND REPAIR
1990 Mazda 626 L4-2184cc 2.2L SOHC F2
Transmission Position Sensor/Switch: Service and Repair
1990 Mazda 626 L4-2184cc 2.2L SOHC F2SECTION Service and Repair
Fig. 6 P Range Switch Connector Location:
When troubleshooting shift-lock system, refer to Transmission and Drivetrain/Automatic Transmission/Transaxle/Shift Interlock.
1. Disconnect negative battery cable.
2. Remove selector lever knob, then the front console.
3. Disconnect P range switch connector Fig. 6.
4. Using a suitable ohmmeter, test for continuity as follows:
a. With selector lever in P range and and selector lever button released, continuity should exist.
b. With selector lever in P range and selector lever button depressed, no continuity should exist.
c. With selector lever in R, D, S or L ranges, no continuity should exist.
5. If continuity tests are not to specifications, replace P range switch.
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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.