Diagnostic Test

WARNING: This page is about a different car, the 2008 Dodge Magnum, 2008 Dodge Charger, and 2008 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.

VERIFY DTC IS ACTIVE
NOTE: Ensure the IOD fuse is installed and battery voltage is between 10 and 16 volts before proceeding.

With the scan tool, read active DTCs.

Is this DTC active?

Yes
1. Go To 2.
No
1. Refer to the *STORED LOST COMMUNICATION DTCS diagnostic procedure.
CHECK FOR ANY OF THE FOLLOWING ACTIVE DTCS
With the scan tool, read active DTCs from all modules.

NOTE: Check for TIPM configuration, CAN Interior Bus hardware electrical, VIN Missing/Mismatch, battery or ignition related DTCs.

Does the scan tool display any active DTCs to the conditions listed above?

Yes
1. Diagnose and repair the DTC. Refer to appropriate ELECTRICAL DIAGNOSTICS article.
No
1. Go To 3.
VERIFY THAT THE SDARV IS ACTIVE ON THE BUS
Turn the ignition on.

With the scan tool, select Network Diagnostics.

Verify that the SDARV is active on the bus.

Is the SDARV active on the bus?

Yes
1. Go To 4.
No
1. Perform the *NO RESPONSE FROM SDARV diagnostic procedure.
CHECK FOR ADDITIONAL COMMUNICATION RELATED DTCS
With the scan tool, select Network Diagnostics.

Is there more than one module with active DTCs "Logged Against" the SDARV?

Yes
1. Replace/update the Satellite Video Receiver in accordance with the service information.
2. Perform BODY VERIFICATION TEST - VER 1 .
No
1. Go To 5.
CLEAR DTC IN MODULE SETTING FAULT
With the scan tool, select the module setting the DTC against the SDARV.

Clear active DTCs.

Is this DTC still active?

Yes
1. Replace/update the module that set this DTC in accordance with the service information.
2. Perform BODY VERIFICATION TEST - VER 1 .
No
1. Go To 6.
CYCLE IGNITION
Cycle the ignition from RUN to OFF three times ending with the key in the RUN position.

Does this DTC become active?

Yes
1. Go To 7.
No
1. The condition is not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring for chafed, pierced, pinched, and partially broken wires and the wiring harness connectors for broken, bent, pushed out, and corroded terminals.
2. Perform BODY VERIFICATION TEST - VER 1 .
CHECK FOR ADDITIONAL LOST COMMUNICATION FAULTS
With the scan tool, select Network Diagnostics.

Does the TIPM and other CAN Interior BUS (125K) modules show Lost Communication with the remaining CAN Interior BUS (125K) modules?

Yes
1. Go To 8.
No
1. Replace/update the module that set this DTC in accordance with the service information.
2. Perform BODY VERIFICATION TEST - VER 1 .
(D265) CAN INTERIOR BUS(+) (125K) CIRCUIT SHORTED TO VOLTAGE
Measure the voltage between the (D265) CAN Interior Bus(+) (125K) circuit and ground.

Is the voltage above 5 volts?

Yes
1. Repair the (D265) CAN Interior Bus(+) (125K) circuit for a short to voltage.
2. Perform BODY VERIFICATION TEST - VER 1 .
No
1. Go To 9.
(D264) CAN INTERIOR BUS(-) (125K) CIRCUIT SHORTED TO GROUND
Turn the ignition off.

Measure the resistance between ground and the (D264) CAN Interior Bus(-) (125K) circuit.

Is the resistance below 10K Ohms?

Yes
1. Repair the (D264) CAN Interior Bus(-) (125K) circuit for a short to ground.
2. Perform BODY VERIFICATION TEST - VER 1 .
No
1. Replace/update the module that set this DTC in accordance with the service information.
2. Perform BODY VERIFICATION TEST - VER 1 .