Technical Definition:

System Too Rich at Idle (Bank 1)

Trouble Code: P2188
Address: 0x2188
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

System Too Rich At Idle Bank 1

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Leaking fuel injector or pressure regulator
– High fuel pressure condition
– Faulty Oxygen (O2) Sensor
– Faulty Mass Air Flow (MAF) sensor

Specific Makes:

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