Error code
OBD2 P2148
OBD2P2148
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Fuel Injector Group 'A' Supply Voltage Circuit High.
Severity
moderateCan drive but may experience poor fuel efficiency and engine performance issues.
Summary
P2148 indicates that there is an issue with the supply voltage circuit for fuel injectors in group A being too high, which can affect engine performance.
Common Causes
- Wiring short to positive
- Engine control (EC) relay failure
- Faulty injector
Fixes
FAQ
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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