DTC Description

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 Mercedes-Benz ML320, 2002 Mercedes-Benz E320, 2002 Mercedes-Benz CLK320, 2001 Mercedes-Benz ML320, and 2001 Mercedes-Benz E320. However, it is still accessible from the selected car via links, so may be relevant.

Fault Memory & Actuation Of MIL - After 2 consecutive driving cycles with fault.
Frequency Of Testing - Continuous.
Checked Signal Or Status - Calculated resistance value of sensor heater.
Lower Limit Value - Less than 2 ohms.
Upper Limit Value - More than 10 ohms.
Test Conditions - Sensor heater on and heating-up time of approximately 220 seconds has elapsed.