Kia Carens. Instruction — part 74
2001 > 1.8L DOHC >
Removal
1. Disconnect negative battery cable.
2. Remove cooling fan motor relay from engine compartment fuse/relay box.
Installation
1. Install cooling fan motor relay from engine compartment fuse/relay box.
2. Connect negative battery cable.
Inspection
1. Check continuity with an ohmmeter.
Terminal
Continuity
30-87
No
85-86
Yes
2. Apply 12V to terminal 85 and ground to terminal 86.
Check for continuity between terminals 30 and 87.
3. If there is no continuity, replace cooling fan motor.
2001 > 1.8L DOHC >
Description
Component description table
Component
Function
Remark
A/C relay
Controls A/C operation according to vehicle conditions and
sends A/C operation condition signals to ECM.
Controls condenser fan
operation
A/C switch
Controls battery power to A/C relay
Normally open type
Air cleaner
Filters air entering throttle body
Dry type
Camshaft position#(CMP)
sensor
Detects No.1 cylinder TDC; sends signal to ECM
Installed at rear of cylinder
head
Check valve
Maintains pressure in the Fuel tank and regulates vapor
flow to the evaporative emissions canister
Located in the evaporative
system lines next to the fuel
tank
Crankshaft position#(CKP)
sensor
Detects crank shaft angle from flywheel rotation and sends
signal to ECM
SGT signal
Data link connector#(DLC)
Centalized service connector for on-board diagnosis
For on-board diagnosis and
service/inspection
EGI main relay
Supplies battery power to electrical devices
1. Normal open type
2. Controlled by ECM
Engine control
module#(ECM)
Detects the following:
1. A/C operation
1. Air conditioning switch
2. Air/fuel ratio# (oxygen concentration)
2. Oxygen sensor
3. Cranking signal
3. Ignition switch
4. Engine coolant temperature
4. Engine coolant
temperature sensor
5. Engine speed
5. Crankshaft
position#(CKP) sensor (SGT
signal)
6. Ignition ON signal
6. Ignition switch
7. In-gear condition (A/T only)
7. Transaxle range switch
(A/T)
8. Intake air amount
8. Mass air flow sensor
9. Intake air temperature
9. Intake air temperature
sensor
10. No. 1 piston TDC(compression stroke)
10. Camshaft position (CMP)
sensor (SGC signal)
11. Throttle valve opening angle
11. Throttle position sensor
Controls operation of following:
1. A/C (cut-off)
1. A/C cut relay
2. Self-diagnosis function
2. Hi-scan pro & MIL
3. Fuel injection system
3. Injector
4. Idle speed control
4. Idle air control valve
5. Purge control system
5. Evaporative canister
purge valve
6 Fuel pump control
6. Fuel pump relay
7 Cooling fan control
7. Cooling fan control relay
Engine coolant temperature
(ECT) sensor
Detects engine coolant temperature and sends signal to
ECM
Installed near thermostat
Intake air
temperature(IAT)sensor
Detects intake temperature and sends signal to ECM
Installed in air cleaner
thermostat
Fuel filter (high pressure
side)
Filters fine dirt particles in fuel discharged from the fuel
pump
-
Fuel filter# (low pressure
side)
Filters fuel in fuel tank
Installed into fuel pump
assembly
Fuel injector
Injects fuel into intake port
Controlled by signals from
ECM
Fuel pressure regulator
Adjusts fuel pressure supply to injectors
Controlled by intake
manifold vacuum
Fuel pump
Supplies fuel from fuel tank to fuel under pressure
Actuated by fuel pump relay
installed
Fuel pump relay
Controls battery power to fuel pump
1. Normal open type
2. Actuated by ECM fuel
pump cintrol signal or by
jumping data link connector
terminal #1 to B+
Heated oxygen sensor
Detects oxygen density in exhaust gas and sends signal to
ECM
1. Located in exhaust
manifold
2. For air/fuel mixture
adjustment
Idle air control(IAC) valve
Supplies intake air to engine, bypassing throttle valve
1. For idle speed control
2. Actuated by ECM idle
speed control signal
Ignition coils
Supplies secondary voltage to spark plugs
Mounted directly above
spark plugs
Ignition control module
Controls operation of ignition coils
Incorporated into ECM
Ignition switch
Starts engine and controls battery power to electrical
devices
-
Intake manifold
Supplies intake air to all cylinders
-
Main relay
Supplies current to output devices and ECM
-
Mass air flow (MAF) sensor Detects amount of intake air and sends signal to ECM
Hot film type
Positive crankcase
ventilation (PCV) valve
Sends blow-by gas in crankcase into intake manifold
(dynamic chamber)
1. Actuatedd by intake
manifold vacuum
2. For blow-by gas
recirculation
Resonance chamber
Reduces intake air suction noise and increases engine
torque
-
Starter
Starts engine by rotating flywheel ring gear
-
Three way catalytic
converter
Reduces HC, CO, and NO in exhaust through chemical
reaction
For exhaust gas emissions
reduction
Throttle body
Controls intake air amount
-
Throttle position sensor
Detects throttle valve opening angle and sends signal to
ECM
Installed on throttle body
Transaxle control
module(A/T)
Controls functions of transaxle for better performance and
shift quality
Located below instrument
panel behind left lower trim
panel
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