Diagnostic Test
WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
- TEST FOR INTERMITTENT CONDITION
- Using the scan tool, record and erase DTCs.
- Operate the Decklid or Liftgate Switch several times.
- Turn the ignition on and wait 30 seconds.
- Using the scan tool, read DTCs.
Does the scan tool display B1826-TRUNK RELEASE SWITCH INPUT CIRCUIT LOW?
Yes
- Go to step 2
No
- The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
- TRUNK SWITCH SHORTED
- Turn the ignition off.
- Disconnect the Decklid or Liftgate Release Switch connector.
- Turn the ignition on and wait 30 seconds.
- Using the scan tool, read DTCs.
Does the scan tool display B1826-TRUNK RELEASE SWITCH INPUT CIRCUIT LOW?
No
- Replace the decklid or liftgate switch.
- Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
Yes
- Go to step 3
- (P25) DECKLID/LIFTGATE RELEASE SWITCH SENSE CIRCUIT SHORT TO GROUND.
Courtesy of CHRYSLER LLC
- Turn the ignition off.
- Disconnect the Cluster C1 connector.
- Measure the resistance between Ground and the (G25) Decklid/Liftgate Release Switch sense circuit.
Is the resistance below 1,000 Ohms?
Yes
- Repair the (G25) Decklid/Liftgate Release Switch Sense circuit for a short to ground.
- Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
No
- Replace the Instrument Cluster in accordance with the Service Information.
- Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .