Mercury - OBD Code Lookup

P2551 Mercury

Torque Management Request Input Signal ‘B’ High

Torque Management Request Output Signal

Torque Management Request Input Signal ‘B’ Range/Performance

Torque Management Request Input Signal ‘B’ Low

Torque Management Request Input Signal ‘B’

Torque Management Request Input Signal ‘A’ Low

Torque Management Request Input Signal ‘A’ High

O2 Sensor Negative Current Control Circuit High Bank 2 Sensor 1

Secondary Air Injection System Control ‘A’ Circuit Low

O2 Sensor Negative Current Control Circuit Open Bank 2 Sensor 1