light MAZDA PROTEGE 1992 Repair Manual

CONTROL SYSTEM F
VB: Battery voltage
Incorrect voltage Possible cause
Always OV l ROOM 10A fuse burned l Open circuit in wiring from ROOM 10A fuse to ECU terminal 1A
Always OV
l Main relay malfunction (Refer to page F-171) l Open or short circuit in wiring from main relay to ECU terminal 1B
Always OV (Starter turns)
l Open or short circuit in wiring from or inhibitor switch (ATX) to ECU termi-
nal 1C
Always OV
Always Ve
Always 4.5~5.5U
l Main relay (FUEL INJ relay) malfunction (Refer to page F-171) l Open circuit in wiring from main relay to diagnosis connector terminal +B l Open or short circuit in wiring from diagnosis connector terminal MEN to
ECU terminal 1D
l Poor connection at ECU connector l ECU malfunction
l ECU malfunction
Always below
25v
Always Va MIL always ON
MIL never ON
l Short circuit in wiring from combination meter to ECU terminal 1E l ECU malfunction
l Open circuit in wiring from combination meter to ECU terminal 1E
l Poor connection at ECU connector l ECU malfunction
Always below
2.5V
Always VB No display on Self- * Main relay (FUEL INJ relay) malfunction (Refer to page F-171)
Diagnosis Checker
l Open circuit in wiring from main relay to diagnosis connector terminal +B
“88” displayed and
l Open or short circuit in wiring from diagnosis connector terminal FEN to
buzzer sounds con- ECU terminal 1F
tinuously
l Poor connection at ECU connector l ECU malfunction
Always OV
l Short circuit in wiring from igniter to ECU terminal 1G
Always below 1 .OV (Headlights OK)
l Open or short circuit in wiring from headlight relay to ECU terminal 1H
(Refer to page F-171)
Always OV
Always VB
Always OV Illumination lamp
ON when rear
window defroster
switch ON
Illumination lamp
never ON
Approx. 5V (California)
Always OV (Canada)
l Short circuit in wiring from diagnosis connector terminal TEN to ECU termi-
nal II
l Open circuit in wiring from diagnosis connector terminal TEN to ECU termi-
nal II
l Open circuit in wiring from diagnosis connector terminal GND to ground
l Open or short circuit in wiring from rear window defroster switch to ECU
terminal 1 J
l Open circuit in wiring from ignition switch to rear window defroster switch l Rear window defroster switch malfunction (Refer to page T-21)
l Open circuit in wiring from ECU terminal 1K to ground
l Short circuit in wiring from ECU terminal 1K to main relay (FUEL INJ relay)
23UOFX-14: 2
f-1 59

CONTROL SYSTEM
VB: Battery voltage
erminal Input Output
Connection to Test condition Correct voltage
Remark
1L
0 A/C relay Ignition switch ON VB
A/C switch ON at idle Below 2.5V
A/C switch OFF at idle V0
-
1M 0
1N 0 Vehicle speed
sensor
P/S pressure
switch While driving 4--5v
Vehicle stopped 0 or 8V
Ignition switch ON
VB
P/S ON at idle
ov
P/S OFF at idle Vi3 -
-
10 0 A/C switch A/C switch ON
A/C switch OFF Below 2.5V ignition switch
VB ON and blower
motor ON
IP 0 Blower control
switch Blower control switch OFF or 1st position Ve ignition switch
Blower control switch 2nd or higher po- Below 1 .OV ON
sition
1Q 0
1R 0
1s 0
IT 0 Stoplight switch Brake pedal released Below 1 .OV
-
Brake pedal depressed VI3
Inhibitor switch N or P range ov Ignition switch
(P, N ranges) ON
Other range VI3
Cruise control main Normal condition
VB Ignition switch
switch ON
Set or Resume switch ON or vehicle speed Below 1 .OV
8 km/h (5 mph) lower than preset speed
(Driving vehicle cruise control operation)
Throttle sensor Accelerator pedal released Below 1 .OV Ignition switch
(Idle switch)
Accelerator pedal depressed V0 ON
1u - - -
- - -
1v - - - -
- -
2A 0 Distributor Ignition switch ON Approx. OV
(Ne-signal) or 5V -
Idle Approx. 2V
LY”“l I. A3 311 blFY.1.
J
- .*
F-160

CONTROL SYSTEM
Incorrect voltage Possible cause
VB: Battery voltage
Always below
2.W A/C does not operate l A/C relay malfunction (Refer to page U-55) l Open circuit in wiring from ignition switch to A/C relay l Open circuit in wiring from A/C relay to ECU terminal IL
AIC switch OFF but
l Short circuit in wiring from A/C relay to ECU terminal 1L
A/C ooerates l ECU malfunction
Always Va
l Poor connection at ECU connector l ECU malfunction
Always OV
l Vehicle speed sensor malfunction (Refer to page K-143)
l Short circuit in wiring from vehicle speed sensor to ECU terminal 1M
l Vehicle speed sensor malfunction (Refer to page K-143) l Open circuit in wiring from vehicle speed sensor to ECU terminal 1M
Always OV
l P/S pressure switch malfunction (Refer to page F-173) l Short circuit in wiring from P/S pressure switch to ECU terminal 1P l ECU malfunction
Always Va
Always below 2.5V (Blower fan OK)
Always Ve (Blower fan OK)
l P/S pressure switch malfunction (Refer to page F-173) l Open circuit in wiring from P/S pressure switch to ECU terminal 1P l Open circuit in wiring from P/S pressure switch to ground
l A/C switch malfunction (Refer to page U-55) l Short circuit in wiring from A/C switch to ECU terminal IQ l Poor connection at ECU connector l ECU malfunction
l A/C switch malfunction (Refer to page U-55) l Open circuit in wiring from A/C switch to ECU terminal 1Q l Open circuit in wiring from A/C switch to blower control switch
Always OV (Blower fan OK)
Always VB (Blower fan OK)
Always below 1 .OV (Stoplight OK)
l Short circuit in wiring from blower control switch to ECU terminal 1s l Poor connection at ECU connector
l ECU malfunction
l Open circuit in wiring from blower control switch to ECU terminal 1s
l Open circuit in wiring from stoplight switch to ECU terminal 10
Always OV
Always Ve
l Inhibitor switch malfunction (Refer to page K-141) l Short circuit in wiring from inhibitor switch to ECU terminal 1R
l Inhibitor switch malfunction (Refer to page K-141) l Open circuit in wiring from inhibitor switch to ECU terminal 1R
Always OV
l Cruise switch malfunction (Refer to page T-21) l Short circuit in wiring from cruise switch to ECU terminal 1s
l Cruise switch malfunction (Refer to page T-21) l Open circuit in wiring from cruise switch to ECU terminal IS
Always OV
l Throttle sensor misadjustment (Refer to page F-169) l Short circuit in wiring from throttle sensor to ECU terminal 1T
l ECU malfunction
Always Va
I
l Throttle sensor misadjustment (Refer to page F-169) l Open circuit in wiring from throttle sensor to ECU terminal 1T
-
I - - -
Always approx. OV or approx. 2V l Refer to Code No.02 Troubleshooting (Refer to page F-86)
F-l 61

F CONTROL SYSTEM
srmina
3A
38
3c
3D
3E
3F
3G
3H
31
3J
3K
3L
3M
3N
30
3P
3Q
3R
3s
3T I input Output Connection to
Test condition Correct voltage Remark Battery voltage t
- -
Ground (Injector) Constant OU -
- -
Ground (Output) Constant OU -
- -
Ground (CPU) Constant OU -
- -
- Ground (Input) Constant ov
0 Inhibitor switch
D range VB Ignition switch
(D range) ON
Other ranges ov
0 DRL relay Parking brake pulled with ignition switch
l DRL: Daytime
(Canada) ON (DRL OFF) Va
Running Lights
Idle (DRL ON) Below 2.5V 0
Inhibitor switch
(L range) L range
Other ranges VB
ov Ignition switch
ON
0 Inhibitor switch
(S range) S range
Other ranges Va
ov Ignition switch
ON
_-__. - -. -
0 Solenoid valve Engine speed below 5,000 rpm Below 1.5V WCS: Variable In-
(VICS)
Engine speed above 5,000 rpm VB ertia Charging
System [DOHC]
- - -
- - -
- -
- - -
- - -
- - -
0 Solenoid valve 60 [DOHC]/120 [SOHC] seconds after Below 1.5v
(Pressure regula- engine started when engine coolant tem-
tor) [BP] perature above 90% (194*F) and intake
-
air temperature above 58% (136OF)
[DOHC]/50”C (122“F) [SOHC]
Other condition at idle Va
- - - - - -
- -
-
A- - -
- -
- I -
0 ISC valve Ignition switch ON VS
l Engine signal
Monitor: Green
I I Idle I
Approx. 1 OV and red lamps
flash
I
-
- - - -
-
- - - -
- - - - - -
23UOFX-1’
‘) )
U- r, )
IJ- l-1
I 1 r
3Y I3W I3U [3S13d3&M13K 31 13Gj3EI 3C
I3A 20/2M;2K( 21 12G(2E12C12A 1 U 11 Sll o]lOll MI1 K 1 I (1 G(1 E[ 1
C 11 A
32 13x [ 3V(3~(343~I3N[3~ 3~(3~(3~13~ 136 2P12N(2L[2J12H(2F(2D126 iv I~TI~RI~P(~NIIL i~(lii(l~I lo(le
.
F-l 64

TRANSAXLE Jl
1. Wheel and tire
2. Splash shield
3. Air hose and resonance chamber
4. Battery
5. Battery carrier
6. Speedometer cable
7. Back-up light switch connector
8. Neutral switch connector
9. Ground
10. Starter
11. Extension bar
12. Control rod
13. Engine mount member
Removal Note . . . . . . . . . . . . . . . . . . . . . . 14. Exhaust pipe
15. Engine mount No.2
16. Clutch release cvlinder
Removal Note . . . . . . . . . . . . . . . . . . . . . . . . . . . page Jl-1 1
17. Tie-rod end
Removal Note . . . . . . . . . . . . . . . . . . . . . . . . page Jl-12
18. Stabilizer (BP SOHC)
19. Driveshaft
Removal Note . . . . . . . . . . . . . . . . . . . . . . . . . . . page Jl-12
20. Engine mount No.4
21. Transaxle
Removal Note . . . . . . . . . . . . . . . . . . . . . . . . . . . page Jl-12
page Jl-11
03UOJl-012
Removal Note
Engine mount member
1. Suspend the engine with the SST and remove the engine
mount member.
03UOJ2-015 Clutch release cylinder
Caution
l Do not damage the clutch pipe.
1. Remove the bolts shown.
2. Lay aside the clutch release cylinder and the clutch pipe
when removing the transaxle.
03UOJl-013
,Jl-11

TRANSAXLE Jl
1, Rear cover
2. Locknut (Primary shaft)
Disassembly Note .,......,,.,......... page Jl-15
3. Stop plate
4. Locknut (Secondary shaft)
Disassembly Note ,..,....,,.,......... page Jl-15
5. 5th shift fork
6. Clutch hub assembly (5th)
Inspection . . . . . . . . . . . . . . . . ..*............... page J l-29
7. Synchronizer ring (5th)
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page Jl-27
8. 5th gear
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page Jl-28
9. Gear sleeve
Inspection . . . . . . . . . . . . . . . . ..*...*........... page Jl-28
10. Secondary 5th gear
11. Lock bolt and washer
12. Back-up light switch
13. Neutral switch
14. Transaxle case assembly
15. Magnet
16. Reverse idler shaft
17. Reverse idler gear
Inspection.. . . , . . . . . . . . . . . . . . . , , . , . . . . . . . . . . page J l-27
L ,
03UOJl-022
I
I I
03UOJl-023
18. 5th shift rod
19. 5th shift rod end
20. Pin
21. Crank lever shaft
22. Crank lever assembly
23. Shift fork and shift rod assembly
Disassembly Note ,.................... page Jl-16
24. Steel ball
25. Spring
26. Primary shaft gear assembly
27. Secondary shaft gear assembly
28. Differential assembly
29. Clutch housing
30. Synchronizer spring
31. Clutch hub sleeve
32. Synchronizer key
33. Clutch hub
34. 3rd/4th shift fork
35. Interlock sleeve
36. Control lever
37. lstl2nd shift fork
38. Control rod
39. Control end
03UOJl-021
Preinspection
5th gear thrust clearance
1. Measure the 5th gear thrust clearance with a dial indicator.
Clearance: 0.06-0.26mm (0.0024-0.0102 in)
Maximum : 0.31 mm (0.0122 in)
2. If the clearance exceeds the the maximum, check the con-
tact surfaces of 5th gear and the clutch hub. Replace worn
or damaged parts.
Disassembly note
Locknut
1, Mount the transaxle on the SST.
Jl-15

TRANSAXLE Jl
1. Control rod
2. Control end
3. lstl2nd shift fork
4. Control lever
5. Interlock sleeve
6.3rd/4th shift fork
7. Clutch hub
8. Synchronizer key
9. Clutch hub sleeve
10. Synchronizer spring
11. Clutch housing
12. Differential assembly
13. Secondary shaft gear assembly
Assembly Note . . . . . . . . . . . . . . . . . . . . . . . . . . page Jl-45
14. Primary shaft gear assembly
Assembly Note.. . . . . . . . . . . . . . . . . . . . . . . , . page J 1-45
15. Spring
16. Steel ball
17. Shift fork and shift rod assembly
Assembly Note.. . . . . . . . . . . , . . . . . . . . . , . . , page J 1-45
18. Crank lever assembly
Assembly Note. . . . . . . . . . . . . . . . . . . . . . . . . . page Jl-46
19. Crank lever shaft
Assembly Note.. . . . . . . . . . . , , . . . . . . . . . . . . page Jl -46
20. Pin
21. 5th shift rod end
Assembly Note . . . . . . . . . . . . . . . . . . . . . . . . . . page 31-46
22. 5th shift rod
Assembly Note.. . . . . . . . . . . . . . . . . . . . . . . . . page J 1-46
23. Reverse idler gear
Assembly Note . . . . . . . . . . . . . . . . . . . . . . . . . . page Jl-46
24. Reverse idler shaft
Assembly Note... . . . . . . . . . . . . . . . . . . . . . . . page Jl -46
25 Magnet
26. Transaxle case assembly
Assembly Note.. . . . . . . . . . . . . . . . . . . . . . . . . page Jl -47
27. Neutral switch
28. Back-up light switch
29. Lock bolt and washer
30. Secondary 5th gear
31. Gear sleeve
32. 5th gear
33. Synchronizer ring (5th)
34. Clutch hub assembly (5th)
Assembly Note.. . . . . . . . . . . . . . . . . . . . . . . . . page Jl-47
35. 5th shift fork
Assembly Note . . . . . . . . . . . . . . . . . . . . . . . . . . page Jl-47
36. Stop plate
37. Locknut (Secondary shaft)
Assembly Note.. . . . . . . . . . . . . . . . . . . . . . . . . page Jl-47
38. Locknut (Primary shaft)
Assembly Note.. . . . . . . . . . . . . . . . . . . . . . . . . page J 1-47
39. Rear cover
13UOJl-005
Assembly note
Primary shaft gear assembly and secondary shaft gear
assembly
1. Install the primary shaft gear assembly and the secondary
shaft gear assembly together.
03UOJl-115 Shift fork and shift rod assembly
1. Shift to 2nd gear and position the shift fork and shift rod
assembly as shown.
03UOJ2-088
51-45

TRANSAXLE Jl
1. Transaxle
Installation Note ..,......,.............. page Jl-49
2. Engine mount No.4
3. Driveshaft
Installation Note . . . . . . . . . . . . . . . . . . . . . . . . page Jl-50
4. Stabilizer (BP SOHC)
Installation Note . . . . . . . . . . . . . . . . . . . . . . . . page Jl-50
5. Tie-rod end
Installation Note ,........,..,........... page Jl-50
6. Clutch release cylinder
7. Engine mount No.2
8. Exhaust pipe
9. Engine mounting member
Installation Note . . . . . . . . . . . . . . . . . . . . . . . .
page Jl-50
10. Control rod
Installation Note . . . . . . . . . . . . . . . . . . . . . . . . page Jl-51 11. Extension bar
Installation Note . . . . . . . . . . . . . . . . . . . . . . . . page Jl-51
1 12. Starter
13. Ground
Installation Note .,..,...,......,........ page Jl-5
14. Neutral switch connector
15. Back-up light switch connector
16. Speedometer cable
Installation Note . . . . . . . . . . . . . . . . . . . . . . . .
page Jl-5
17. Battery carrier
18. Battery
19. Air hose and resonance chamber
20. Splash shield
21. Wheel and tire 1
Installation Note
Transaxle
1. Set the transaxle on a jack and lift it into place.
Install tne transaxle oorts.
Tightening torque:
64-69 N*rn (6.5-9.1 m-kg, 47-66 ft-lb)
Loosely tighten engine mount No.4 bolts.
Jl-49

TRANSAXLE J2
1. Wheel and tire 14. Exhaust pipe
2. Splash shield 15. Engine mount No.2
3. Air hose and resonance chamber 16. Clutch release cylinder
4. Battery Removal Note .,...........,....,.,...... page J2-11
5. Battery carrier 17. Tie-rod end
6. Speedometer cable Removal Note . . . . . . . . . . . . . . . . ..*........ page J2-11
7. Back-up light switch connector 18. Stabilizer
8. Neutral switch connector 19. Driveshaft
9. Ground Removal Note . . . . . . . . . . . . . . . . . . . . . . . . . . . page J2-12
10. Starter 20. Joint shaft
11. Extension bar 21. Engine mount No.4
12. Control rod 22. Transaxle
13. Engine mount member Removal Note ..,..,....*................ page J2-12
Removal Note . . . . . . . . . . . . . . . . . . . . . . . . . . . page J2-1 1
03UOJ2-014
-
03UOJ2-01
Removal Note
Engine mount member
1. Suspend the engine with the SST and remove the engine
mount member.
Clutch release cylinder
Caution
l Do not damage the clutch pipe.
1. Remove the bolts shown.
2. Lay aside the clutch release cylinder and the clutch pipe.
I ,
03UOJ2-016
Tie-rod end
1. Remove the cotter pin.
Caution
l Do not damage the dust boot.
2. Loosen the nut and disconnect the tie-rod end with the SST.
I I
03UOJ2-017
52-l 1

TRANSAXLE J2
Clutch Housing and Transaxle Case Components
Caution
l Do not remove an oil seal if not necessary.
1. Disassemble in the order shown in the figure, referring to Disassembly Note.
ACE
1. Bearing outer race (Primary shaft) 19. Oil seal (differential)
2. Oil seal Replacement (On-vehicle) . . . . . . . . . page J2-16
3. Bearing outer race (Secondary shaft) 20. Bearing outer race (differential)
Disassembly Note . . . . . . . . . . . . . . . . . . . . . page J2-16 Disassembly Note . . . . . . . . . . . . . . . . . . . . . page J2-16
4. Funnel 21. Reverse lever shaft
5. Guide plate 22. Reverse lever
6. Change arm 23. Drain plug and washer
7. Roll pin 24. Neutral switch and gasket
Disassembly Note . . . . . . . . . . . . . . . . . . . . . page J2-16 25. Bearing outer race (transaxle case)
8. Change rod assembly Disassembly Note . . . . . . . . . . . . . . . . . . . . . page J2-16
9. Boot 26. Diaphragm spring
10. Spring 27. Adjust shim
11. Reverse gate 28. Bearing outer race (differential)
12. Selector Disassembly Note . . . . . . . . . . . . . . . . . . . . . page J2-16
13. Oil seal 29. Adjust shim(s)
14. Bleeder cover 30. Oil seal (differential)
15. Bleeder Replacement (On-vehicle) . . . . . . . . . page J2-16
16. Speedometer driven gear assembly 31. Back-up light switch
Inspection ..,.,,.,......,................... page J2-24 32. Oil passage
17. Driven gear 33. Joint
18. Gear case 34. Change rod
52-l 5