B1826
B1826-TRUNK RELEASE SWITCH INPUT CIRCUIT LOWB1826-Trunk Release Switch Input Circuit Low:
WHEN MONITORED
Whenever the module is awake
SET CONDITION
When the (G25) Decklid/Liftgate Release Switch Sense circuit is shorted low for over 30 seconds.
POSSIBLE CAUSES
- (G25) decklid/liftgate release switch sense circuit short to ground
- Decklid or liftgate switch shorted to ground
- Instrument cluster
DIAGNOSTIC TEST
1. TEST FOR INTERMITTENT CONDITION
With the scan tool, record and erase DTC's
Operate the Decklid or Liftgate Switch several times.
Turn the ignition on and wait 30 seconds.
With the scan tool, read DTC's.
Q: Does the scan tool display B1826-TRUNK RELEASE SWITCH INPUT CIRCUIT LOW?
YES: Go To 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 BODY VERIFICATION TEST - VER 1. Body Verification Test
2. TRUNK SWITCH SHORTED
Disconnect the Decklid or Liftgate Release Switch connector.
With the scan tool, record and erase DTC's
Cycle the ignition from on to off 3 times.
Turn the ignition on.
With the scan tool, read DTC's.
Q: Does the scan tool display B1826-TRUNK RELEASE SWITCH INPUT CIRCUIT LOW?
NO: Replace the decklid or liftgate switch. Perform BODY VERIFICATION TEST - VER 1. Body Verification Test
YES: Go To 3
3. (P25) DECKLID/LIFTGATE RELEASE SWITCH SENSE CIRCUIT SHORT TO GROUND.
Turn the ignition off.
Disconnect the Cluster C1 connector.
Measure the resistance between Ground and the (G25) Decklid/Liftgate Release Switch sense circuit.
Q: Is the resistance below 1000.0 ohms?
YES: Repair the (G25) Decklid/Liftgate Release Switch Sense circuit for a short to ground. Perform BODY VERIFICATION TEST - VER 1. Body Verification Test
NO: Replace the Instrument Cluster Perform BODY VERIFICATION TEST - VER 1. Body Verification Test