Water Pump
Inspection
't.
2.
Remove the timing belt (see section 6).
Turn the water pump pulley counterclockwise.Check that it tarns freely.
Check for signs of seal leakage.
NOTE: A small amount of "weeping,,from the bleedhole is normal.
Dl6Y5, Dl6Y7, D16Y8 engines:
BLEEDHOLE
B16A2 engine:
BLEED HOLE
BLEED HOLE
BLEED HOLE
10-14
Replacement
6x1.0mm
1.Remove the timing belt (see section 6).
Remove the water pump by removing five bolts.
NOTE: Inspect, repair and clean the O-ring grooveand mating surface with the cylinder block.
D16Y5, D16Y7, D16Y8 engines:
12 N.m {1.2 kgf.m, l0 x 1.25 mm8.7 lbt.ft) {4 N.m 14.5 kg{.m.33 tbt.ft)
Bl642 engine:
WATERPUMP
@;2
6x1.0mm12 N.m 11.2 kg{.m,8.7 tbf.ft)
O.RINGReplace.
3. Install the water pump in the reverse order of removal.
NOTE:
o Keep the O-ring in position when installing.. Clean the spilled engine coolant.
d
orp,
I
Troubleshooting
DTClMlL indicationlDatection hsmProbablo CausePage
P0137(63)Secondary Heated Oxygen SensorCircuit Low Voltage(Sensor 2)
Short in Secondary HO2S lSensor 2) circuitSecondary H02S {Sensor 2)ECM/PCI\41 1-153
P0r38 {63)Secondary Heated Oxygen SensorCircuit High Voltage(Sensor 2)
Open in Secondary HO2S (Sensor 2) circuitSecondary HO2S (Sensor 2)EC[I/PCM11-154
P0'139 (63)Secondary Heated Orygen SensorSlow Response(Sensor 2)
Secondary H02S lSensor 2)1l-156
P0141 (65)
Secondary Heated Oxygen SensorHeaterCircuit Malfunction(Sensor 2)
. Open or short in Secondary HO2S (Sensor2) heater circuit. ECM/PCM11-157
P0171 (45)
System Too LeanFuel supply systemPrimary HO2S (Sensor 1)MAP sensorContaminated fuelValve clearanceExhaust leakage
11,164
P0172 (45)
System Too RichFuel supply systemPrimary HO2S (sensor l)MAP sensorContaminated fuelValve clearance
11-164
P0300*16' }l?
andsome ofPo3o1 /r'' \P0302 l72lP0303 l73lP0304 \7 4l
Random Misfirelgnition systemFuel supply systemMAP sensorEGR systemIAC valveContaminated fuelLack of fuel
r1-r66
P0301P0302P0303P0304
/rt\172ll73l\7 4l
- Cylinder 1- Cylinder 2- Cylinder 3- Cylinder 4Misfire Detected
Fuel InjectorFuel Injector circuitlgnition systemLow compressionValve clearance
11 167
P0325*3 (23)Knock Sensor (KS) CircuitMalfunctionOpen or short in Knock Sensor (KS) circuitKnock Sensor {KS)ECM/FCtvl11-170
P0335(4)Crankshaft PositionSensor CircuitMalfunction
Crankshaft Position SensorCrankshaft Position Sensor circuitECM/PCM11-172
P0336(4)Crankshaft PositionSensorRange/Performance
. Crankshaft Position Sensor. Timing belt skipped teeth11-172
P040' r*r (80)Exhaust GasRecirculationInsufficient Flow Detected
' EGR valve. EGR line
P0420(67)Catalyst SystemEfficiency BelowThreshold
. Th.ee Way Catalytic converter. Secondary HO2S11 253
Diagnostic Trouble Code (DTCI Chat (cont'dl
*3: D16Y5 engine (CVT), D16Y8 engine and B1642 engine*4: D'16Y5 engine*16: '98 model+17: '99 - 00 models
,Jla
1 1-98
