LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mitsubishi >> 2003 >> Montero XLS >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Engine Performance DTCS
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Performance DTCS

ENGINE PERFORMANCE DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Definition
P0101 Volume Airflow Circuit Range/Performance Problem
P0102 Volume Airflow Circuit Low Input
P0106 Barometric Pressure Circuit Range/Performance Problem
P0107 Barometric Pressure Circuit Low Input
P0108 Barometric Pressure Circuit High Input
P0111 Intake Air Temperature Circuit Range/Performance Problem
P0112 Intake Air Temperature Circuit Low Input
P0113 Intake Air Temperature Circuit High Input
P0116 Engine Coolant Temperature Circuit Range/Performance Problem
P0117 Engine Coolant Temperature Circuit Low Input
P0118 Engine Coolant Temperature Circuit High Input
P0122 Throttle Position Sensor (Main) Circuit Low Input
P0123 Throttle Position Sensor (Main) Circuit High Input
P0125 Insufficient Coolant Temperature For Closed Loop Fuel Control
P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
P0130 Heated Oxygen Sensor Circuit (Bank 1 Sensor 1)
P0131 Heated Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 1)
P0132 Heated Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 1)
P0133 Heated Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1)
P0134 Heated Oxygen Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
P0135 Heated Oxygen Sensor Heater Circuit (Bank 1 Sensor 1)
P0136 Heated Oxygen Sensor Circuit (Bank 1 Sensor 2)
P0137 Heated Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2)
P0138 Heated Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)
P0139 Heated Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2)
P0141 Heated Oxygen Sensor Heater Circuit (Bank 1 Sensor 2)
P0150 Heated Oxygen Sensor Circuit (Bank 2 Sensor 1)
P0151 Heated Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 1)
P0152 Heated Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 1)
P0153 Heated Oxygen Sensor Circuit Slow Response (Bank 2 Sensor 1)
P0154 Heated Oxygen Sensor Circuit No Activity Detected (Bank 2 Sensor 1)
P0155 Heated Oxygen Sensor Heater Circuit (Bank 2 Sensor 1)
P0156 Heated Oxygen Sensor Circuit (Bank 2 Sensor 2)
P0157 Heated Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2)
P0158 Heated Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
P0159 Heated Oxygen Sensor Circuit Slow Response (Bank 2 Sensor 2)
P0161 Heated Oxygen Sensor Heater Circuit (Bank 2 Sensor 2)
P0171 System Too Lean (Bank 1)
P0172 System Too Rich (Bank 1)
P0174 System Too Lean (Bank 2)
P0175 System Too Rich (Bank 2)
P0181 Fuel Tank Temperature Sensor Circuit Range/Performance
P0182 Fuel Tank Temperature Sensor Circuit Low Input
P0183 Fuel Tank Temperature Sensor Circuit High Input
P0201 Injector Circuit-Cylinder 1
P0202 Injector Circuit-Cylinder 2
P0203 Injector Circuit-Cylinder 3
P0204 Injector Circuit-Cylinder 4
P0205 Injector Circuit-Cylinder 5
P0206 Injector Circuit-Cylinder 6
P0222 Throttle Position Sensor (Sub) Circuit Low Input
P0223 Throttle Position Sensor (Sub) Circuit High Input
P0300 Random/Multiple Cylinder Misfire Detected
P0301 Cylinder 1 Misfire Detected
P0302 Cylinder 2 Misfire Detected
P0303 Cylinder 3 Misfire Detected
P0304 Cylinder 4 Misfire Detected
P0305 Cylinder 5 Misfire Detected
P0306 Cylinder 6 Misfire Detected
P0325 Knock Sensor Circuit
P0335 Crankshaft Position Sensor Circuit
P0340 Camshaft Position Sensor Circuit
P0401 Exhaust Gas Recirculation Flow Insufficient Detected
P0403 Exhaust Gas Recirculation Control Circuit
P0421 Warm Up Catalyst Efficiency Below Threshold (Bank 1)
P0431 Warm Up Catalyst Efficiency Below Threshold (Bank 2)
P0441 Evaporative Emission System Incorrect Purge Flow
P0442 Evaporative Emission System Leak Detected (Small Leak)
P0443 Evaporative Emission System Purge Control Valve Circuit
P0446 Evaporative Emission System Vent Control
P0451 Evaporative Emission System Pressure Sensor Range/Performance
P0452 Evaporative Emission System Pressure Sensor Low Input
P0453 Evaporative Emission System Pressure Sensor High Input
P0455 Evaporative Emission System Leak Detected (Gross Leak)
P0456 Evaporative Emission System Leak Detected (Very Small Leak)
P0461 Fuel Level Sensor Circuit Range/Performance
P0513 Immobilizer Malfunction
P0551 Power Steering Pressure Sensor Circuit Range/Performance
P0554 Power Steering Pressure Sensor Circuit Intermittent
P0606 Powertrain Control Module Main Processor Malfunction
P0638 Throttle Actuator Control Motor Circuit Range/Performance Problem
P0642 Throttle Position Sensor Power Supply
P0657 Throttle Actuator Control Motor Relay Circuit Malfunction
P0660 Intake Manifold Tuning Circuit Malfunction
P1400 Manifold Differential Pressure Sensor Circuit Malfunction
P1601 Communication Malfunction (Between PCM & Throttle Actuator Control Module)
P1603 Battery Backup Circuit Malfunction
P2100 Throttle Actuator Control Motor Circuit (Open)
P2101 Throttle Actuator Control Motor Magneto Malfunction
P2102 Throttle Actuator Control Motor Circuit (Shorted Low)
P2103 Throttle Actuator Control Motor Circuit (Shorted High)
P2108 Throttle Actuator Control Processor Malfunction
P2121 Accelerator Pedal Position Sensor (Main) Circuit Range/Performance Problem
P2122 Accelerator Pedal Position Sensor (Main) Circuit Low Input
P2123 Accelerator Pedal Position Sensor (Main) Circuit High Input
P2126 Accelerator Pedal Position Sensor (Sub) Circuit Range/Performance Problem
P2127 Accelerator Pedal Position Sensor (Sub) Circuit Low Input
P2128 Accelerator Pedal Position Sensor (Sub) Circuit High Input
P2135 Throttle Position Sensor (Main & Sub) Range/Performance Problem
P2138 Accelerator Pedal Position Sensor (Main & Sub) Range/Performance Problem