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Home >> Chevrolet >> 2000 >> Tracker 4D Utility, 4WD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self-Diagnostics >> Diagnostic Tests >> DTC P0335: Crankshaft Position Sensor Circuit >> Diagnostic Procedures

Diagnostic Procedures

  1. Perform On-Board Diagnostic (OBD) system check. See ON-BOARD DIAGNOSTIC SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM. After performing OBD system check, go to next step.
  2. Turn ignition on, with engine off. Using scan tool, perform clear information function. Operate vehicle within FREEZE FRAME conditions. Retrieve DTCs. If this DTC resets, go to next step. If this DTC does not reset, see DIAGNOSTIC AIDS .
  3. Turn ignition off. Disconnect CKP sensor harness connector. Using DVOM, check resistance between CKP sensor terminals. If resistance is 484-656 ohms at 68°F (20°C), go to next step. If resistance is not 484-656 ohms at 68°F (20°C), go to step  6.
  4. Turn ignition off. Disconnect PCM harness connectors. Check for open or short in CKP sensor high signal circuit and low signal circuit between CKP sensor and PCM. Repair as necessary. After repairs, go to step  8. If circuits are okay, go to next step.
  5. Check for poor connections at PCM and CKP sensor. Repair as necessary. After repairs, go to step  8. If connections are okay, go to next step  7.
  6. Replace CKP sensor. After replacing sensor, go to step  8.
  7. Replace PCM. Program replacement PCM using required equipment. After replacing PCM, go to next step.
  8. After repairs, clear DTCs. Operate vehicle within FREEZE FRAME conditions that set DTC. Check for DTCs. If no DTCs are stored, repair is complete. If any DTCs are stored, diagnose DTC(s).
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