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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 145 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L And 6.2L - DTC P0335 To DTC P3449) >> DTC P3401, P3425, P3441, or P3449 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.

DTC P3401, P3425, P3441, or P3449

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Ignition 1 Voltage Circuit to Deactivation Solenoids P3401, P3425, P3441, P3449 P3401, P3425, P3441, P3449 P3401, P3425, P3441, P3449 -
Deactivation Solenoid Control Circuits P3401, P3425, P3441, P3449 P3401, P3425, P3441, P3449 P3401, P3425, P3441, P3449 -
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