Engine (2.3L) Outline/Specifications; Engine (2.3L) Troubleshooting Guide - Mazda B-Series 1997 Workshop Manual

OUTL.INE, TROUBLESHOOTING GUIDE
B1
OUTLINE
SPECIFICATIONS
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Gasoline, 4-cycle
Cylinder arrangement and number
In-line 4 cylinders
Valve svstem
OHC belt-driven, 8 valve
Displacement
Bore and stroke mm {in}
96.0 x 79.4 I3.78 x 13.1 26)
Lowest reading within 75% of highest cylinder reading3
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lanition timina (initial timing)
8-1 2" { I 0
+
2")
I
Firina order
1
1 - 3 - 4 - 2
I
I
Refer to Sect~on TD
MB1047-F
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Valve clearance
Note
When the battery has been disconnected and reconnected, some abnormal drive symptoms
may occur while the powertrain control module relearns its adaptive strategy. The vehicle may
need to be driven 16 km (10 miles) or more to relearn the strategy.
4BUOB1-004
IN mm {in} 0 ; Maintenance free
E X rnm
{in}
TROUBLESHOOTING GUIDE
Problem
Difficult starting
Possible Cause Action
p p p
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p p p p p -
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p p p p p
Malfunction of engine-related components
Burnt valve Replace
Worn piston, piston rings, or cylinder Replace or repair
Damaged cylinder head gasket Replace
Malfunction of fuel system
--Refer~SecGFT---
Page
I
Malfunction of ignition system
/
Refer to Section G
1
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Poor idling
Excessive oil
consumption
Malfunction of engine-related components
Malfunction of HLA'
Poor valve-to-valve seat contact
Damaged cyltnder head gasket
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p p p p -
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Malfunction of fuel system
Replace
Replace or repair
Replace
Refer to Section FT
Oil working up
Worn piston ring groove or sticking piston ring
Worn piston or cylinder
Malfunction of ignition system
Oil working down
Worn valve seal
Worn valve stem or guide
Worn piston rings
Plugged PCV system
Oil leakage
/
Refer to Section G
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Replace 81 -39
Replace or repair
.
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p p
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81-40. 41
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Replace
Replace
Replace
Refer to Section F
Refer to Section D l
1
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