cadillac - OBD II Codes, OBD 2 Codes - Page 31

P1156 CADILLAC HO2S Rich Average Bank 2 Sensor 1

P1156 CADILLAC – HO2S Rich Average Bank 2 Sensor 1

P1154 CADILLAC HO2S Transition Time Ratio

P1154 CADILLAC – HO2S Transition Time Ratio

P1155 CADILLAC HO2S Lean Average Bank 2 Sensor 1

P1155 CADILLAC – HO2S Lean Average Bank 2 Sensor 1

U0104 CADILLAC Lost Communication With Distance Sensing and Cruise Control Module

Possible causes – Faulty Distance Sensing and Cruise Control (DSCC) Module– DSCC Module harness is open or shorted– DSCC Module circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) U0104 CADILLAC Description Modules connected

U0181 CADILLAC Lost Communication With Dynamic Headlamp Leveling Control Module

Possible causes – Faulty Dynamic Headlamp Leveling (DHL) Control Module– DHL Control Module harness is open or shorted– DHL Control Module circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) U0181 CADILLAC Description Modules

U0121 CADILLAC Lost Communication With Electronic Brake Control Module

Possible causes – Faulty Electronic Brake Control Module (EBCM) – EBCM harness is open or shorted– EBCM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) U0121 CADILLAC Description Modules connected to the high

U0100 CADILLAC Lost Communication With Engine Control Module

Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) U0100 CADILLAC Description Modules connected to the high speed General

C0238 CADILLAC Wheel Speed Mismatch

Possible causes – Faulty Front or Rear Speed Sensor– Front or Rear Speed Sensor harness is open or shorted– Front or Rear Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0238 CADILLAC Description As

C0229 CADILLAC Simultaneous Dropout Of Front Wheel Speed Sensors

Possible causes – Faulty Front Speed Sensor– Front Speed Sensor harness is open or shorted– Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0229 CADILLAC Description As the wheel spins, the wheel speed

B1380 CADILLAC Device Ignition Accessory Circuit Open

Possible causes – Faulty Ignition Switch– Ignition Switch harness is open or shorted– Ignition Switch circuit poor electrical connection When is the code detected? Whne the BCM detects a short to ground in the circuit or a short to battery

U0141 CADILLAC Lost Communication With Instrument Panel Module

Possible causes – Faulty Instrument Panel Module (IPM)– IPM harness is open or shorted– IPM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) U0141 CADILLAC Description Modules connected to the high speed General

C0225 CADILLAC Left Front Speed Sensor or Circuit Open

Possible causes – Faulty Left Front Speed Sensor– Left Front Speed Sensor harness is open or shorted– Left Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0225 CADILLAC Description As the wheel spins,

C0226 CADILLAC Missing Left Front Speed Signal

Possible causes – Faulty Left Front Speed Sensor– Left Front Speed Sensor harness is open or shorted– Left Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0226 CADILLAC Description As the wheel spins,

C0227 CADILLAC Erratic Left Front Speed Sensor

Possible causes – Faulty Left Front Speed Sensor– Left Front Speed Sensor harness is open or shorted– Left Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0227 CADILLAC Description As the wheel spins,

C0235 CADILLAC Open Or Grounded Rear Speed Signal Circuit

Possible causes – Faulty Rear Speed Sensor– Rear Speed Sensor harness is open or shorted– Rear Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0235 CADILLAC Description As the wheel spins, the wheel speed

C0236 CADILLAC Missing Rear Speed Sensor Signal

Possible causes – Faulty Rear Speed Sensor– Rear Speed Sensor harness is open or shorted– Rear Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0236 CADILLAC Description As the wheel spins, the wheel speed

C0237 CADILLAC Erratic Rear Speed Signal

Possible causes – Faulty Rear Speed Sensor– Rear Speed Sensor harness is open or shorted– Rear Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0237 CADILLAC Description As the wheel spins, the wheel speed

C0221 CADILLAC Right Front Speed Sensor or Circuit Open

Possible causes – Faulty Right Front Speed Sensor– Right Front Speed Sensor harness is open or shorted– Right Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0221 CADILLAC Description As the wheel spins,

C0222 CADILLAC Missing Right Front Speed Signal

Possible causes – Faulty Right Front Speed Sensor– Right Front Speed Sensor harness is open or shorted– Right Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0222 CADILLAC Description As the wheel spins,

C0223 CADILLAC Erratic Right Front Speed Sensor

Possible causes – Faulty Right Front Speed Sensor– Right Front Speed Sensor harness is open or shorted– Right Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0223 CADILLAC Description As the wheel spins,