2000 - 2999: 2606

2606-CRANKSHAFT SENSOR AND CAMSHAFT SENSOR MISMATCHED

For a complete wiring diagram, refer to the Wiring Information Electrical Diagrams

- When Monitored:
With the engine cranking or running.

- Set Condition:
The Engine Control Module (ECM) detects that the Crank Sensor signal and Cam Sensor signal do not match.





Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Initial Inspection and Diagnostic Overview

1. DTC IS ACTIVE
1. Ignition on, engine not running.
2. With the scan tool, Clear DTCs in the Engine Control Module (ECM).
3. Start the engine. If the engine will not start, crank the engine for 10 seconds at a time.
4. Perform several engine run cycles, turning the ignition off for at least 20 seconds between each engine run cycle.
5. With the scan tool, select View DTCs.
Is the status Active for this DTC?

Yes

- Go To 2

No

- Refer to the INTERMITTENT DTC Diagnostic Procedure. Component Tests and General Diagnostics

2. INSPECT TIMING CHAIN ALIGNMENT AND WEAR
1. Inspect the timing chain alignment.
2. Inspect the timing chain for excessive wear or stretching.
Were any problems found?

Yes

- Repair as necessary.
- Perform the ECM Verification Test. Verification Tests

No

- Replace the Crank and Cam Sensors.
- Perform the ECM Verification Test. Verification Tests