Chrysler OBD Codes: Meaning & Fixes
Chrysler: 38 error codes with meaning, severity, likely causes and repair cost estimates.
17Codes
3.2Average severity
29%High or critical
0%DIY-friendly
Severity distribution
Field data · Chrysler
Source: NHTSA Complaints API (US government open data), analyzed by DTC mention.
Most viewed
P0300
Powertrain
The engine computer sees misfires that jump between cylinders or hit several cylinders at once.
High
P0420
Powertrain
The bank 1 catalytic converter no longer stores enough oxygen to clean the exhaust properly.
Low
P0302
Powertrain
Cylinder 2 keeps misfiring. On inline engines it's a middle cylinder, so rule out coolant…
Moderate
P0303
Powertrain
Cylinder 3 is misfiring. Check whether it misses at idle or under load before you blame…
Moderate
P0304
Powertrain
Cylinder 4 is misfiring. Its end or rear position makes water, oil and intake leaks common…
Moderate
P0456
Powertrain
The EVAP system has a tiny leak, about 0.020 inch — the hardest EVAP leak to find, and often…
Minor
All codes (5)
P0300
Powertrain
The engine computer sees misfires that jump between cylinders or hit several cylinders at once.
High
P0524
Powertrain
Measured oil pressure fell below the safe minimum. Stop the engine now and check the oil before…
Critical
U0001
Network
A module found the high-speed CAN network itself misbehaving, not just one silent module.
High
U0100
Network
Another module stopped hearing from the engine computer on the CAN network.
High
U0404
Network
The electronic shifter reports a lever position the transmission can't trust, so Park may not…
High