Diagnostic Routine C

Diagnostic Routine C

Diagnostic Overview

B1251:00

Normal Operation and Fault Conditions

REFER to Tire Pressure Monitoring System Description and Operation.

Visual Inspection and Diagnostic Pre-checks

- Inspect for Non-OEM wheels or run-flat tires.

- Verify horn operation.

DTC Fault Trigger Conditions






Pinpoint Test

1. TRAIN THE TIRE PRESSURE SENSORS TO DETERMINE THE INOPERATIVE SENSOR

1. Train all 4 tire pressure sensors. REFER to Tire Pressure Monitoring System (TPMS) Sensor Training - Intelligent Access (IA) Tire Pressure Monitoring System (TPMS) Sensor Training - Intelligent Access (IA) or REFER to Tire Pressure Monitoring System (TPMS) Sensor Training - Integrated Keyhead Transmitter (IKT) Tire Pressure Monitoring System (TPMS) Sensor Training - Integrated Keyhead Transmitter (IKT).

Did all of the tire pressure sensors transmit correctly and did the horn sound when each TPMS (Tire Pressure Monitoring System) sensor transmitted to the BCM (Body Control Module)?