Source-backed diagnostic reference
P1211 EV diagnostic code
Mass Air Flow Circuit Intermittent High
Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.
Reference definitions
- BUICK: Mass Air Flow Circuit Intermittent High Source
- CADILLAC: Mass Air Flow Circuit Intermittent High Source
- CHEVY: Mass Air Flow Circuit Intermittent High Source
- CHRYSLER: Mass Air Flow Circuit Intermittent High Source
- FORD: Injector Control Pressure Sensor Above Below Desired Source
- GM: Mass Air Flow Circuit Intermittent High Source
- GMC: Mass Air Flow Circuit Intermittent High Source
- LINCOLN: Injector Control Pressure Sensor Above Below Desired Source
- MERCURY: Injector Control Pressure Sensor Above Below Desired Source
- NISSAN: ABS TCS Control Unit Source
- OLDSMOBILE: Mass Air Flow Circuit Intermittent High Source
- OTHER: Injector Control Pressure Sensor Above / Below Desired Source
- SATURN: Mass Air Flow Circuit Intermittent High Source
- VOLKSWAGEN: Intake Valves For Cylinder Shut-Off Open Circuit Source
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