Engine Controls Component Views. Pontiac Montana 2002

For 1990-2009 cars only

Makes 🢒 Pontiac 🢒 2002 🢒 Montana 🢒 Engine 🢒 Engine Controls - 3.4L 🢒 Engine Controls Component Views

Figure 1:

Engine Composite View 3400


(1)	Fuel Injector Harness Connector
(2)	Upper Intake Manifold
(3)	Crankshaft Position (CKP) Sensor A Connector
(4)	Crankshaft Position (CKP) Sensor B Harness
(5)	CMP Sensor Harness connector
(6)	HO2S1
(7)	Evaporative Emission (EVAP) Canister Purge Solenoid
(8)	Ignition Control Module (ICM)
(9)	Ignition Coils
(10)	EGR Valve
(11)	Fuel Feed and Return Pipes

Figure 2:

Engine Composite View 3400


(1)	Fuel Injector Harness Connector
(2)	MAP Sensor
(3)	EGR Valve
(4)	IAC Valve
(5)	Fuel Feed and Return Pipes
(6)	TP Sensor
(7)	Throttle Body
(8)	ECT Sensor
(9)	Engine Oil Pressure Switch
(10)	Knock Sensor (KS)
(11)	PCV Valve
(12)	Secondary Ignition Wires (Spark Plug Wires)
(13)	Upper Intake Manifold

Figure 3:

Camshaft Position (CMP) Sensor Connector


(1)	Camshaft Position (CMP) Sensor Harness Connector

Figure 4:

Engine Cooling Fans


(1)	Fan Shield

Figure 5:

Air Cleaner Assembly, A/C Refrigerant Pressure Sensor


(1)	Cover Assembly
(2)	Attaching Screws
(3)	Housing Assembly
(4)	AC Accumulator

Figure 6:

Vehicle Speed Sensor (VSS), Engine Oil Level Switch Harness Connector


(1)	Engine Oil Level Switch Electrical Connector
(2)	VSS Electrical Connector

Figure 7:

Starter Solenoid, Transmission Range Switch, A/C Compressor and CKP A Connectors


(1)	Starter Solenoid
(2)	Transmission Range Switch
(3)	AC Compressor Clutch Electrical Connector (Harness Side)
(4)	Crankshaft Position (CKP) Sensor A Harness Connector
(5)	Knock Sensor (KS) Bank 1
(6)	Engine Oil Pressure (EOP) Switch

Figure 8:

Heated Oxygen Sensor (HO2S2) Sensor 2


(1)	HO2S Sensor Connector Harness Side
(2)	Heated Oxygen Sensor

Figure 9:

Air Cleaner, PCM Assembly


(1)	PCM Connectors
(2)	PCM Cover Alignment Slot
(3)	PCM Module
(4)	Air Cleaner Assembly
(5)	MAF Sensor

Figure 10:

EVAP Canister and Vent Valve


(1)	Fuel Filter
(2)	Evaporative Emission (EVAP) Canister Purge Solenoid
(3)	Evaporative Emission (EVAP) Vent Solenoid

Figure 11:

EVAP Canister


(1)	EVAP Canister Assembly
(2)	EVAP Canister Mounting Bracket
(3)	EVAP Canister Attaching Bolt

Figure 12:

Cruise Control Module (CMM)


(1)	Cruise Control Module (CMM)

Figure 13:

Rear, RH Side of Engine Compartment


(1)	Vehicle Speed Sensor (VSS)
(2)	Connector to Engine Oil Level Switch
(3)	Engine Harness
(4)	Engine Oil Level Switch

Figure 14:

Underneath Vehicle, Behind Driver's Seat


(1)	In-line Connector C305 (Fuel Sender Harness)
(2)	In-line Connector C305 (Body Harness)
(3)	In-line Connector C305 (Electronic Brake Control Harness)
(4)	Fuel Sender Harness
(5)	Electronic Brake Control Module (EBCM) Harness
(6)	Fuel Tank
(7)	Evaporator Emission (EVAP) Canister Vent Solenoid

Figure 15:

Front of Engine Compartment


(1)	Engine Harness
(2)	Junction Block-Underhood Connector C1
(3)	Engine Cooling Level Indicator Module
(4)	Engine Cooling Fan-Right Connector
(5)	Engine Cooling Fan Jumper
(6)	Engine Cooling Fan-Left Connector

Figure 16:

LF of Engine Compartment


(1)	Powertrain Control Module (PCM) C1
(2)	Powertrain Control Module (PCM) C2
(3)	Powertrain Control Module (PCM)
(4)	Air Cleaner/PCM Housing
(5)	Engine Wiring Harness
(6)	Forward Lamp Ground

Figure 17:

Top, RH Side of Engine


(1)	In-line Connector C102, Engine Harness to Fuel Injector Harness
(2)	Fuel Injector Harness
(3)	In-line Connector C108, Engine Harness to Fuel Injector Harness
(4)	Generator
(5)	Ignition Control Module (ICM) Connector C2
(6)	Ignition Control Module (ICM)
(7)	Engine Harness

Figure 18:

Top, RH Side of Engine Compartment


(1)	Engine Harness
(2)	Pigtail Connector to Camshaft Position (CMP) Sensor Connector

Figure 19:

Fuel Tank, Below LH Side, Middle of Vehicle


(1)	Fuel Pump Sender Unit
(2)	Fuel Tank
(3)	Fuel Tank Pressure (FTP) Sensor and Fuel Pump Connectors
(4)	Fuel Sender Harness
(5)	In-line Connector C305
(6)	Evaporative Emission (EVAP) Canister Vent Solenoid Connector

Figure 20:

LH Front of Engine


(1)	Fuel Injection Wiring Harness
(2)	Fuel Injection Wiring Harness Connector
(3)	Engine Coolant Temperature (ECT) Sensor