Powertrain Codes

P0094

Technical Definition:

Fuel System Leak Detected Small Leak

Trouble Code: P0094
Address: 0x0094
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Fuel System Leak Detected Small Leak

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P0090

Technical Definition:

Fuel Pressure (Regulator 1) Control Circuit

Trouble Code: P0090
Address: 0x0090
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Fuel Pressure Regulator 1 Control Circuit

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P0091

Technical Definition:

Fuel Pressure (Regulator 1) Control Circuit Low

Trouble Code: P0091
Address: 0x0091
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Fuel Pressure Regulator 1 Control Circuit Low

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P0086

Technical Definition:

Exhaust Valve Control Solenoid Circuit High (Bank 2)

Trouble Code: P0086
Address: 0x0086
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Exhaust Valve Control Solenoid Circuit High Bank 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty Exhaust Valve Control Solenoid
– Exhaust Valve Control Solenoid harness is open or shorted
– Exhaust Valve Control Solenoid circuit poor electrical connection

Specific Makes:

P0087

Technical Definition:

Fuel Rail / System Pressure Too Low

Trouble Code: P0087
Address: 0x0087
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Fuel Rail/System Pressure Too Low

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P0088

Technical Definition:

Fuel Rail / System Pressure Too High

Trouble Code: P0088
Address: 0x0088
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Fuel Rail/System Pressure Too High

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P0089

Technical Definition:

Fuel Pressure (Regulator 1) Performance

Trouble Code: P0089
Address: 0x0089
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Fuel Pressure Regulator 1 Performance

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P0085

Technical Definition:

Exhaust Valve Control Solenoid Circuit Low (Bank 2)

Trouble Code: P0085
Address: 0x0085
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Exhaust Valve Control Solenoid Circuit Low Bank 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty Exhaust Valve Control Solenoid
– Exhaust Valve Control Solenoid harness is open or shorted
– Exhaust Valve Control Solenoid circuit poor electrical connection

Specific Makes:

P0081

Technical Definition:

Intake Valve Control Solenoid Circuit (Bank 2)

Trouble Code: P0081
Address: 0x0081
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Intake valve Control Solenoid Circuit Bank 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P0082

Technical Definition:

Intake Valve Control Solenoid Circuit Low (Bank 2)

Trouble Code: P0082
Address: 0x0082
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Intake Valve Control Solenoid Circuit Low Bank 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty Intake Valve Control Solenoid Valve
– Intake Valve Control Solenoid Circuit harness is open or shorted
– Intake Valve Control Solenoid Circuit circuit poor electrical connection

Specific Makes:

P0083

Technical Definition:

Intake Valve Control Solenoid Circuit High (Bank 2)

Trouble Code: P0083
Address: 0x0083
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Intake Valve Control Solenoid Circuit High Bank 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty Intake Valve Control Solenoid Valve
– Intake Valve Control Solenoid Circuit harness is open or shorted
– Intake Valve Control Solenoid Circuit circuit poor electrical connection

Specific Makes:

P0084

Technical Definition:

Exhaust Valve Control Solenoid Circuit (Bank 2)

Trouble Code: P0084
Address: 0x0084
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Exhaust Valve Control Solenoid Circuit Bank 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty Exhaust Valve Control Solenoid
– Exhaust Valve Control Solenoid harness is open or shorted
– Exhaust Valve Control Solenoid circuit poor electrical connection

Specific Makes: