2CA0 - P3017 (DME)

2CA0 - P3017

Information saved in
DME

Fault code
2CA0 - P3017

Fault text
DME2: Oxygen-sensor heating before catalytic converter,
bank 2

Fault description
Pre-catalyst oxygen sensor heater

Condition for fault identification
Test condition:
Calibration resistance in CJ 125 chip monitored for LSU
heater control
(Specified calibration resistance in control module: 300
ohms)
Fault status recognized when adapted correction value
(krivk_w) > 45 ohms
Terminal condition: Engine running
Voltage condition:
battery voltage<11V oder Ubatt > 16 volts

Condition for fault memory entry
25 sec.

Action in service
Replace DME

Fault effect and breakdown warning
none

Driver information
Warning light:
MIL on in 2nd DC

Service instruction
none