DTC P2421 Mercedes-Benz
Ignition Switched Power Run Crank Relay Circuit
Ignition Switched Power Run Crank Relay Circuit
Description
The system voltage is between 9-16 volts. The DTC can only run when the output is activated.
Cause and Solution
The BCM detects a short to ground in the run crank relay coil control circuit.
Video Guide
Diagnostic Info
- DTC Code: P2421
- Brand: Mercedes-Benz