Mitsubishi Montero (1998+). Manual - part 181

         DTC P0155

         Heated Oxygen Sensor (HO2S) heater circuit failure (bank 2,

sensor 1). Possible causes are: connector or harness, or HO2S.

         DTC P0156

         Heated Oxygen Sensor (HO2S) circuit failure (bank 2, sensor

2). Possible causes are: connector or harness, or HO2S.

         DTC P0161

         Heated Oxygen Sensor (HO2S) heater circuit failure (bank 2,

sensor 2). Possible causes are: connector or harness, or HO2S.

         DTC P0170

         Fuel trim failure (bank 1). Possible causes are: intake air

leaks, cracked exhaust manifold, faulty VAF sensor frequency, HO2S,

injector, fuel pressure, ECT, IAT or BARO pressure sensor.

         DTC P0173

         Fuel trim failure (bank 2). Possible causes are: intake air

leaks, cracked exhaust manifold, faulty VAF sensor frequency, HO2S,

injector, fuel pressure, ECT, IAT or BARO pressure sensor.

         DTC P0201

         Cylinder No. 1 injector circuit failure. Possible causes are:

connector or harness, or faulty injector.

         DTC P0202

         Cylinder No. 2 injector circuit failure. Possible causes are:

connector or harness, or faulty injector.

         DTC P0203

         Cylinder No. 3 injector circuit failure. Possible causes are:

connector or harness, or faulty injector.

         DTC P0204

         Cylinder No. 4 injector circuit failure. Possible causes are:

connector or harness, or faulty injector.

         DTC P0205

         Cylinder No. 5 injector circuit failure. Possible causes are:

connector or harness, or faulty injector.

         DTC P0206

         Cylinder No. 6 injector circuit failure. Possible causes are:

connector or harness, or faulty injector.

         DTC P0300

         Random misfire detected. Possible causes are: connector or

harness, faulty ignition coil, ignition power transistor, spark plug,

ignition circuit, injector, HO2S, compression pressure, timing belt,

air intake system, fuel pressure, or CKP sensor.

         DTC P0301

         Cylinder No. 1 misfire detected. Possible causes are:

connector or harness, faulty ignition coil, ignition power transistor,

spark plug, ignition circuit, injector, HO2S, compression pressure,

timing belt, air intake system, fuel pressure, or CKP sensor.

         DTC P0302

         Cylinder No. 2 misfire detected. Possible causes are:

connector or harness, faulty ignition coil, ignition power transistor,

spark plug, ignition circuit, injector, HO2S, compression pressure,

timing belt, air intake system, fuel pressure, or CKP sensor.

         DTC P0303

         Cylinder No. 3 misfire detected. Possible causes are:

connector or harness, faulty ignition coil, ignition power transistor,

spark plug, ignition circuit, injector, HO2S, compression pressure,

timing belt, air intake system, fuel pressure, or CKP sensor.

         DTC P0304

         Cylinder No. 4 misfire detected. Possible causes are:

connector or harness, faulty ignition coil, ignition power transistor,

spark plug, ignition circuit, injector, HO2S, compression pressure,

timing belt, air intake system, fuel pressure, or CKP sensor.

         DTC P0305

         Cylinder No. 5 misfire detected. Possible causes are:

connector or harness, faulty ignition coil, ignition power transistor,

spark plug, ignition circuit, injector, HO2S, compression pressure,

timing belt, air intake system, fuel pressure, or CKP sensor.

         DTC P0306

         Cylinder No. 6 misfire detected. Possible causes are:

connector or harness, faulty ignition coil, ignition power transistor,

spark plug, ignition circuit, injector, HO2S, compression pressure,

timing belt, air intake system, fuel pressure, or CKP sensor.

         DTC P0325

         Knock Sensor (KS) circuit failure. Possible causes are:

connector or harness, or faulty KS.

         DTC P0335

         Crankshaft Position (CKP) sensor circuit failure. Possible

causes are: connector or harness, or faulty CKP sensor.

         DTC P0340

         Camshaft Position (CMP) sensor circuit failure. Possible

causes are: connector or harness, or faulty CMP sensor.

         DTC P0400

         Exhaust Gas Recirculation (EGR) flow failure. Possible causes

are: connector or harness, faulty EGR valve, EGR solenoid, EGR valve

control vacuum, or manifold differential pressure sensor.

         DTC P0403

         Exhaust Gas Recirculation (EGR) solenoid failure. Possible

causes are: connector or harness, or faulty EGR solenoid.

         DTC P0420

         Catalyst efficiency below threshold. Possible causes are:

cracked exhaust manifold, or faulty catalytic converter.

         DTC P0421

         Warm-up catalyst efficiency below threshold (bank 1).

Possible causes are: faulty exhaust manifold. If exhaust manifold is

okay, replace catalytic converter.

         DTC P0431

         Warm-up catalyst efficiency below threshold (bank 2).

Possible causes are: faulty exhaust manifold. If exhaust manifold is

okay, replace catalytic converter.

         DTC P0442

         Evaporative (EVAP) emission control system leak detected.

Possible causes are: connector or harness, faulty EVAP purge solenoid,

purge control valve, or vacuum hose routing.

         DTC P0443

         Evaporative (EVAP) purge control valve circuit failure.

Possible causes are: connector or harness, or faulty EVAP solenoid.

         DTC P0446

         Evaporative (EVAP) emission control system vent control

failure. Possible causes are: connector or harness, faulty EVAP vent

solenoid.

         DTC P0450

         Evaporative (EVAP) emission control system pressure sensor

failure. Possible causes are: connector or harness, or faulty fuel

tank differential pressure sensor.

         DTC P0455

         Evaporative (EVAP) emission control system large leak

detected. Possible causes are: connector or harness, faulty EVAP purge

solenoid, purge control valve, or vacuum hose routing.

         DTC P0500

         Vehicle Speed Sensor (VSS) failure. Possible causes are:

connector or harness, or faulty VSS.

         DTC P0505

         Idle Air Control (IAC) system failure. Possible causes are:

connector or harness, or faulty IAC motor.

         DTC P0510

         Closed Throttle Position (TP) switch failure. Possible causes

are: connector or harness, or faulty closed TP switch.

         DTC P0551

         Power Steering Pressure (PSP) sensor failure. Possible causes

are: connector or harness, or faulty PSP sensor.

         DTC P0705

         Automatic transaxle/transmission range sensor circuit

failure. Possible causes are: connector or harness, or faulty PNP

switch.

         DTC P0710

         Automatic transaxle/transmission fluid sensor failure.

Possible causes are: connector or harness, or faulty

transaxle/transmission sensor.

         DTC P0715

         Automatic transaxle input/turbine speed sensor circuit

failure. Possible causes are: connector or harness, or pulse

generator.

         DTC P0720

         Automatic transaxle input/turbine speed sensor circuit

failure. Possible causes are: connector or harness, or pulse

generator.

         DTC P0725

         Engine speed input circuit failure. Possible causes are:

connector or harness.

         DTC P0740

         Torque converter clutch system failure. Possible causes are:

connector or harness, or torque converter clutch solenoid.

         DTC P0750

         Shift solenoid "A" failure. Possible causes are: connector or

harness, or low-reverse solenoid.

         DTC P0755

         Shift solenoid "B" failure. Possible causes are: connector or

harness, or underdrive solenoid.

         DTC P0760

         Shift solenoid "C" failure. Possible causes are: connector or

harness, or second solenoid.

         DTC P0765

         Shift solenoid "D" failure. Possible causes are: connector or

harness, or overdrive solenoid.

         DTC P1103

         Turbocharger wastegate actuator failure. Possible causes are:

connector or harness, faulty wastegate solenoid or actuator, or vacuum

hose routing.

         DTC P1104

         Turbocharger wastegate solenoid failure. Possible causes are:

connector or harness, or faulty wastegate solenoid.

         DTC P1105

         Fuel pressure solenoid failure. Possible causes are:

connector or harness, or faulty fuel pressure solenoid.

         DTC P1400

         Manifold Differential Pressure (MDP) sensor circuit failure.

Possible causes are: connector or harness, or faulty MDP sensor.

         DTC P1500

         Generator FR terminal circuit failure. Possible causes are:

connector or harness.

         DTC P1600

         Serial communication link failure. Possible causes are:

connector or harness.

         DTC P1715

         Pulse Generator (PG) failure. Possible causes are: connector

or harness, or faulty PG.

         DTC P1750

         Solenoid failure. Possible causes are: connector or harness,

faulty converter clutch solenoid, shift control solenoid, or pressure

control solenoid.

         DTC P0751

         Automatic transaxle control relay failure. Possible causes

are: connector or harness, or automatic transaxle relay.

         DTC P1791

         Engine coolant temperature level input circuit (to TCM)

failure. Possible causes are: connector or harness.

         DTC P1795

         Throttle position input circuit failure. Possible causes are:

connector or harness.