Tacoma, Tundra 3.4L V6 & 4Runner
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- Crankshaft position sensor is located at front of engine, just above crankshaft pulley. See Fig 1. Manufacturer lists inspection procedure with crankshaft position sensor removed before checking the resistance.
- Remove lower engine cover for access to crankshaft position sensor. Disconnect electrical connector at crankshaft position sensor. Remove bolt and crankshaft position sensor.
- Using ohmmeter, check resistance between electrical terminals on crankshaft position sensor. Replace crankshaft position sensor if resistance is not within specification. See CRANKSHAFT POSITION SENSOR RESISTANCE table.
- Reinstall crankshaft position sensor. Tighten crankshaft position sensor bolt to 69 INCH lbs. (7.8 N.m). Reinstall electrical connector and lower engine cover.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
CRANKSHAFT POSITION SENSOR RESISTANCEApplication Ohms All Models Cold (1) 1630-2740 Hot (2) 2065-3225 (1) Cold is with temperature of 14-122°F (-10-50°C). (2) Hot is with temperature of 122-212°F (50-100°C).