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Home >> Buick >> 2000 >> Century Custom >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P1134: Ho2S Bank 1 Sensor 1 - Transition Time Ratio & DTC P1154: Ho2S Bank 2 Sensor 1 - Transition Time Ratio >> Conditions For Setting DTC

Conditions For Setting DTC

WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

The PCM detects that the average transition time ratio is not within 0.4-7.99 during an 85 second monitoring period.