Starting - Non-Dtc Based Diagnostics: Diagnosis RAM Pickup 2500

Diagnostic Test

1. LOCK/UNLOCK FUNCTION NOTE: For all RKE tests, the key must be out of the ignition. Does the Lock/Unlock function with the interior door switches? Yes Go to 2 . No Perform the appropriate Power Lock/Unlock System diagnosis.
2. RKE FUNCTION AT 20 FEET Does the RKE Function at 20 feet? Yes Go to 3 . No Go to 4 .
3. RKE FUNCTION AT 100 FEET Does the RKE Function at 100 feet? Yes Test complete. No Replace the antenna in accordance with the Service Information.
4. WCM/WIN DTCS Does the WCM/WIN display any DTCs? Yes Perform the appropriate WCM/WIN diagnosis. No Go to 5 .
5. RKE FUNCTION INSIDE VEHICLE Sit inside the vehicle. Push the Key Fob RKE Lock/Unlock buttons. Does the RKE Lock/Unlock work? Yes Go to 6 . No Go to 9 .
6. ANTENNA COAX CABLE NOT PROPERLY CONNECTED Pull on the Antenna COAX cable connector at the WCM/WIN. Did the connector come off without releasing the lock tab (not properly seated)? Yes Connect Antenna Go to 2 . No Go to 7 .
7. VERIFY COAX CONNECTION AT WCM/WIN Pull Antenna connector off WCM/WIN. Verify no bent pins. Are there any bent pins? Yes Replace antenna. Go to 2 . No Go to 8 .
8. PINCHED WIRE Inspect the ANTENNA Lead COAX Cable for a pinched wire. Has the COAX cable been pinched or damaged? Yes Replace antenna. Go to 2 . No Perform the appropriate WCM/WIN diagnostics.
9. RKE FUNCTION INSIDE VEHICLE Disconnect the Antenna COAX Cable lead connector to WCM/WIN. Sit inside the vehicle. Push the RKE Key Fob Lock/Unlock buttons. Does the RKE Lock/Unlock work? Yes Replace the antenna. No Go to 10 .
10. CHECK FOR 12 VOLTS AT WCM/WIN Connect the Antenna Lead to WCM/WIN. Disconnect the WCM/WIN harness connector. Using the appropriate wiring diagrams, check for Fused B+ at the WCM/WIN harness connector. Is Fused B+ present? Yes Perform the appropriate WCM/WIN diagnostics. No Repair the appropriate circuits.