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Home >> Oldsmobile >> 1999 >> Intrigue GL, 3.5 H >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Anti-Lock Brake System - TCS-ETS - DELPHI DBC 7) >> Diagnostic Tests >> DTC C1223: Left Rear Wheel Speed Sensor Input Signal Equals Zero Or DTC C1227: Left Rear Excessive Wheel Speed Variation >> Set Conditions

Set Conditions

WARNING: This page is about a different car, the 1999 Buick Regal and 1999 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

DTC C1221 can only be set when:

The DTC will set when left front wheel speed equals zero and the other wheel speeds are greater than 8 Km/h (5 mph) for 2.5 seconds.