1999 TOYOTA CAMRY Service Repair Manual

keyless entry coolant capacity wiper fluid driver seat adjustment window check engine light

Page 2169 of 4592

TOYOTA CAMRY 1999 Service Repair Manual DI64T±01
A02958
E4ECM Terminals
E6E5E7
11
19
1412 10 9 8
7652
43
18 21 22
20
16151
13
17 11 14
109
87 652 4
3
21 2220
16 15 131
12 11 1 09
652
43 1 12
7 8
19
14
109 8
7652
43
18
23 2416
151
17
11 12

DI64T±01
A02958
E4ECM Terminals
E6E5E7
11
19
1412 10 9 8
7652
43
18 21 22
20
16151
13
17 11 14
109
87 652 4
3
21 2220
16 15 131
12 11 1 09
652
43 1 12
7 8
19
14
109 8
7652
43
18
23 2416
151
17
11 12 13 25
26 DI±18
± DIAGNOSTICSENGINE
TERMINALS OF ECM
Symbols (Terminals No.)Wiring ColorConditionSTD Voltage (V)
BATT (E4±1) ± E1 (E6±16)B±Y e BRAlways9 ± 14
+B (E4±12) ± E1 (E6±16)B±Y e BRIG switch ON9 ± 14
VC (E5±1) ± E2 (E5±9)Ye BRIG switch ON4.5 ± 5.5
PIM (E5 2) E2 (E5 9)BYBR
IG switch ON3.3 ± 3.9
PIM (E5±2) ± E2 (E5±9)B±Y e BRApply vacuum 26.7 kPa (200 mmHg, 7.9 in.Hg)2.5 ± 3.1
THA (E5±3) ± E2 (E5±9)Y±B e BRIdling, Intake air temp. 20°C (68° F)0.5 ± 3.4
THW (E5±4) ± E2 (E5±9)G±B e BRIdling, Engine coolant temp. 80°C (176°F)0.2 ± 1.0
VTA (E5 11) E2 (E5 9)LGBRIG switch ON, Throttle valve fully closed0.3 ± 1.0VTA (E5±11) ± E2 (E5±9)LG e BRIG switch ON, Throttle valve fully open3.2 ± 4.9
AF+ (E5±6) ± E1 (E6±16)L e BRAlways (IG switch ON)3.3 fixed*
AF± (E5±14) ± E1 (E6±16)B±W e BRAlways (IG switch ON)3.0 fixed*
HT2 (E6 21) E1 (E6 16)PBBRIdlingBelow 3.0HT2 (E6±21) ± E1 (E6±16)P±B e BRIG switch ON9 ± 14
THCNG2 (E7±6) ± E2 (E5±9)P±B e BR
IG switch ON, Fuel temperature ±20°C (4° F)
20°C (68° F)
80°C (176° F)0.66 ± 0.78
2.5 ± 2.75
4.42 ± 4.52
PCNG2 (E7±5) ± E2 (E5±9)G±B e BRIdling ON, Fuel temperature 20°C (68° F)3.1 ± 3.6
STA (E4 11) E1 (E6 16)GRBRCki60STA (E4±11) ± E1 (E6±16)GR e BRCranking6.0 or more
IGT1 (E6±20) ± E1 (E6±16)B e BRIdlingPulse generation
(See page DI±102)
IGT2 (E6±19) ± E1 (E6±16)Y±R e BRIdlingPulse generation
(See page DI±102)
IG switch ON, Disconnect ignition coil connector4.5 ± 5.5
IGF (E6±3) ± E1 (E6±16)W±R e BRIdlingPulse generation
(See page DI±102)
G (E6±5) ± NE± (E6±17)B±W e LIdlingPulse generation
(See page DI±59)
NE (E6±4) ± NE± (E6±17)B±R e LIdlingPulse generation
(See page DI±59)
EGR (E6±23) ± E01(E6±13)P±B e BRIG switch ON0 ± 3
OX2 (E5±5) ± E1 (E6±16)B e BRMaintain engine speed at 2,500 rpm for 2 min. after warming upPulse generation
RSD (E6±10) ± E1 (E6±16)W e BRIG switch ON9 ~ 14
FC (E4±14) ± E01 (E6±13)G±R e BRIG switch ON9 ± 14

Page 2170 of 4592

TOYOTA CAMRY 1999 Service Repair Manual ± DIAGNOSTICSENGINE
DI±19
VCNG2 (E7±9) ± E01 (E6±13)Y±G e BRIdling ON,9 ± 14
VCNG3 (E7±4) ± E01 (E6±13)P e BRIdling ON,9 ± 14
NSW (E4 6) E1 (E6 16)BWBRIG switch ON, Other shift position in

± DIAGNOSTICSENGINE
DI±19
VCNG2 (E7±9) ± E01 (E6±13)Y±G e BRIdling ON,9 ± 14
VCNG3 (E7±4) ± E01 (E6±13)P e BRIdling ON,9 ± 14
NSW (E4 6) E1 (E6 16)BWBRIG switch ON, Other shift position in P or N9 ± 14NSW (E4±6) ± E1 (E6±16)B±W e BRIG switch ON, Shift position in P or N0 ± 3.0
SPD (E4±9) ± E1 (E6±16)V±W e BRIG switch ON, Rotate driving wheel slowlyPulse generation
(See page DI±69)
TE1 (E5±15) ± E1 (E6±16)L±W e BRIG switch ON9 ± 14
W (E4 5) E1 (E6 16)GRBRIdling9 ± 14W (E4±5) ± E1 (E6±16)G±R e BRIG switch ONBelow 3.0
HTAF (E4 2) E04 (E4 13)GBR
IdlingBelow 3.0
HTAF (E4±2) ± E04 (E4±13)G e BRIG switch ON9 ± 14
LOCK IN (E6±18) ± E1 (E6±16)W±L e BRA/C compressor is operatingPulse generation
(See page DI±119)
LOCK (E4±15) ± E1 (E6±16)R±W e BRA/C indicator light lights upBelow 4.0
A/C SW (E4 10) E1 (E6 16)RBBRA/C switch ON9 ± 14A/C SW (E4±10) ± E1 (E6±16)R±B e BRA/C switch OFFBelow 1.0
PRS (E7±10) ± E1 (E6±16)G e BRA/C pressure is normallyBelow 1.0
MGC (E4 21) E01 (E6 13)LYBRA/C magnetic clutch ONBelow 1.0MGC (E4±21) ± E01 (E6±13)L±Y e BRA/C magnetic clutch OFF9 ± 14
STP (E4 4) E1 (E6 16)GWBRIG switch ON, Brake pedal depressed7.5 ± 14STP (E4±4) ± E1 (E6±16)G±W e BRIG switch ON, Brake pedal releasedBelow 1.5
SIL (E4±16) ± E1 (E6±16)W e BRDuring transmissionPulse generation
TACH (E4±8) ± E1 (E6±16)B±O eBRIdlingPulse generation
THCNG1 (E7±1) ± E2 (E5±9)LG±B e BR
IG switch ON at fuel temperature ±30°C (22° F)
25°C (77° F)
40°C (104° F)
100°C (212° F)0.56 ± 0.45
3.39 ± 3.29
4.0 ± 3.9
4.85 ± 4.82
IG switch ON9 ~ 14
#10 (E6±12) ± E01 (E6±13)B ± W e BRIdlingPulse generation
(See page DI±127)
IG switch ON9 ~ 14
#20 (E6±11) ± E01 (E6±13)B ±R e BRIdlingPulse generation
(See page DI±127)
IG switch ON9 ~ 14
#30 (E6±25) ± E01 (E6±13)R e BRIdlingPulse generation
(See page DI±127)
IG switch ON9 ~ 14
#40 (E6±24) ± E01 (E6±13)B ± W e BRIdlingPulse generation
(See page DI±127)
#10 (E6 2) E01 (E6 13)LBRIG it h ON914#10+ (E6±2) ± E01 (E6±13) L e BRIG switch ON9 ~ 14
#20 (E6 1) E01 (E6 13)BBRIG it h ON914#20+ (E6±1) ± E01 (E6±13)B e BRIG switch ON9 ~ 14
#30 (E6 15) E01 (E6 13)GBRIG it h ON914#30+ (E6±15) ± E01 (E6±13)G e BRIG switch ON9 ~ 14
#40+ (E6±14) ± E01 (E6±13)L e BRIG switch ON9 ~ 14

Page 2171 of 4592

TOYOTA CAMRY 1999 Service Repair Manual DI±20
± DIAGNOSTICSENGINE
PCNG1 (E7±7) ± E2 (E5±9)
G±R e BR
IG switch ON, Needle position of fuel level gauge 4/4
3/4
2/4
1/43.3
2.7
2.0
1.3
*: The ECM terminal voltage is fixed regardless of th

Page 2172 of 4592

TOYOTA CAMRY 1999 Service Repair Manual DI00L±08
± DIAGNOSTICSENGINE
DI±21
PROBLEM SYMPTOMS TABLE
SymptomSuspect AreaSee page
Engine does not crank (Does not start)6. Starter
7. Starter relay*1
*2
No initial combustion (Does not start)
1

Page 2173 of 4592

TOYOTA CAMRY 1999 Service Repair Manual DI00M±07
P01242
Manifold Absolute Pressure450
150 1.2
750 3.6 (3.96)
2.4V
100mmHg
20(840)
60kPa
(112)
Output Voltage
DI±22
± DIAGNOSTICSENGINE
CIRCUIT INSPECTION
DTC P0105 Manifold Absolute Pressur

Page 2174 of 4592

TOYOTA CAMRY 1999 Service Repair Manual A00309
ECM Manifold Absolute
Pressure Sensor
1PIMVC
E2 Y
B±Y
BRE5
E5
E5 3
25 V
E1 1
2
9
± DIAGNOSTICSENGINE
DI±23
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
If DTCs P0105, P0106, P0110, P0115, P012

Page 2175 of 4592

TOYOTA CAMRY 1999 Service Repair Manual BE6653A03008A09254
E2 VC
ON
(±) (+)
A03009BE6653A09255
PIME2
(±) (+)
DI±24
± DIAGNOSTICSENGINE
2 Check voltage between terminals VC and E2 of ECM connector.
PREPARATION:
(a) Remove the glove compa

Page 2176 of 4592

TOYOTA CAMRY 1999 Service Repair Manual ± DIAGNOSTICSENGINE
DI±25
DTC P0106 Manifold Absolute Pressure Circuit Range/
Performance Problem
CIRCUIT DESCRIPTION
Refer to DTC P0105 on page DI±22.
DTC No.DTC Detecting ConditionTrouble Area
P0

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