garajizOBD-II code · generic
P23A2
Exhaust Heat Exchanger Exhaust Bypass Valve B Control Circuit/Open
- System
- P2 — Powertrain / emissions (generic)
- Severity
- High (4/5)
- Can I keep driving?
- Drive with caution
What does P23A2 mean?
P23A2 is defined as “Exhaust Heat Exchanger Exhaust Bypass Valve B Control Circuit/Open”.
Drive gently and only as far as you need to; have it checked as soon as possible.
Related codes
- P23A3Exhaust Heat Exchanger Exhaust Bypass Valve B Control Circuit Low
- P23A4Exhaust Heat Exchanger Exhaust Bypass Valve B Control Circuit High
- P23A5Exhaust Heat Exchanger Exhaust Bypass Valve B Control Performance
- P23A6Exhaust Heat Exchanger Exhaust Bypass Valve B Stuck Open
- P239DDiesel Intake Air Flow B Control System - Low Air Flow Detected
- P23A7Exhaust Heat Exchanger Exhaust Bypass Valve B Stuck Closed
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This page is general information; an exact diagnosis needs measurements and a technician’s check.