P20A1 Fault Code

P20A1 Aftertreatment DEF Pump Direction Valve: Functional Check

Component / System

Direction Valve - Functional

Monitor Strategy Description

DEF pressure too high

Fault Limit

+

Enable Conditions

Key Position Off
DEF System Purge Mode

Disable Conditions

No Active DTC's:
N/A

Time Required For P20A1 DTC To Be Set

60 Seconds (in after run)

MIL Illumination

2 Drive Cycles

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Don't forget ! When a fault code pops up, Volvo's Uptime Center is automatically notified via an cellular link, and it alerts the truck's owner by prearranged methods, usually email or phone calls.