garajizOBD-II code · generic
P2AB1
Catalyst Heater Control Module Performance
- System
- P2 — Powertrain / emissions (generic)
- Severity
- Moderate (3/5)
- Can I keep driving?
- Usually safe to drive
What does P2AB1 mean?
P2AB1 is defined as “Catalyst Heater Control Module Performance”.
You can usually keep driving, but have it checked soon so a small fault doesn’t become a bigger one.
Related codes
- P2AAFDiesel Fuel Presence Sensor Circuit High
- P2AAEDiesel Fuel Presence Sensor Circuit Low
- P2AADDiesel Fuel Presence Sensor Circuit Range/Performance
- P2AACDiesel Fuel Presence Sensor Circuit
- P2AABEngine Coolant Bypass Valve B Position Sensor Circuit Intermittent/Erratic
- P2AAAEngine Coolant Bypass Valve B Position Sensor Circuit High
Look up another code
This page is general information; an exact diagnosis needs measurements and a technician’s check.