OEM 2003 Cadillac CTS Crankshaft Position Sensor

2003 Cadillac CTS Parts Questions & Experts Answers

• Q: How to service and repair the Crankshaft Position Sensor on 2003 Cadillac CTS?

  A: To service and repair the Crankshaft Position Sensor, do the following: raise and support the vehicle first. And after removing the bolt supporting the crankshaft position (CKP), sensor on the engine block, then pull the ckp sensor and the o-ring seal. Lower down the vehicle, and remove the components according to the rpo code in order to reach the ckp sensor pigtail which may include the Wiper Motor module (LHD), the left air inlet grill panel (RHD), the front air inlet panel assembly bolts and the front air inlet panel assembly. Remove the wiring harness connector out of ckp sensor pigtail and remove pigtail from the retainer. Cut the tie strap connecting pigtail to the oil cooler pipes, - attach a scrap wire of approximately 91 cm (36 in.) to the ckp sensor pigtail for later use as a pull wire. Take the pigtail ckp sensor off and inspect the routing while pulling it down on the routing. Remove the sensor from the pull wire. For installation, tie the ckp sensor pigtail to the bottom of the pull wire and use it to guide to reformulate lead the pigtail in position. After detaching the pull wire from the sensor pigtail, link the ckp sensor pigtail to the retainer and the wiring harness connector. Raise and support the vehicle once more, clean the mating surfaces of ckp sensor and the engine block and install ckp sensor with new o-ring seal into the engine block. Fix the sensor with the bolt and tighten it up to 8 n.m (71 lb in). Check the harness for correct application and be sure that it does not touch the exhaust manifold and then drop the vehicle. Secure the ckp sensor pigtail to the oil cooler pipes with a tie strap and replace the components according to the rpo code - the Wiper Motor module if lhd, the front air inlet panel assembly, tighten the front air inlet panel assembly bolts at 6 n.m (53 lb. In.), and left air inlet grill panel if rhd.