TOYOTA TERCEL 1996 Service Repair Manual

TOYOTA TERCEL 1996 Service Repair Manual TERCEL 1996 TOYOTA TOYOTA https://www.carmanualsonline.info/img/14/57471/w960_57471-0.png TOYOTA TERCEL 1996 Service Repair Manual
Trending: Block, key battery, mirror, check engine light, automatic transmission fluid, low beam, brakes

Page 271 of 1202

TOYOTA TERCEL 1996  Service Repair Manual A15733
DI-96
- DIAGNOSTICSENGINE
1996 TERCEL   (RM440U)
NG Replace park/neutral position switch.
OK
2 Check voltage between terminal NSW of ECM connector and body ground.
PREPARATION:
(a) Remove the l

Page 272 of 1202

TOYOTA TERCEL 1996  Service Repair Manual A15734
- DIAGNOSTICSENGINE
DI-97
1996 TERCEL   (RM440U)
ECM Power Source Circuit
CIRCUIT DESCRIPTION
When the ignition switch is turned ON, battery positive voltage is applied to the coil, closing the

Page 273 of 1202

TOYOTA TERCEL 1996  Service Repair Manual A15735
DI-98
- DIAGNOSTICSENGINE
1996 TERCEL   (RM440U)
INSPECTION PROCEDURE
1 Check voltage between terminals +B and E1 of ECM connector.
PREPARATION:
(a) Remove the lower finish panel.
(b) Turn the

Page 274 of 1202

TOYOTA TERCEL 1996  Service Repair Manual - DIAGNOSTICSENGINE
DI-99
1996 TERCEL   (RM440U)
5 Check for open in harness and connector between EFI main relay (Marking: EFI)
and battery, EFI main relay (Marking: EFI) and ECM (See page IN-26).
NG

Page 275 of 1202

TOYOTA TERCEL 1996  Service Repair Manual A15736
DI-100
- DIAGNOSTICSENGINE
1996 TERCEL   (RM440U)
Fuel Pump Control Circuit
CIRCUIT DESCRIPTION
In the diagram below, when the engine is cranked, current flows from terminal ST of the ignition

Page 276 of 1202

TOYOTA TERCEL 1996  Service Repair Manual A15738
- DIAGNOSTICSENGINE
DI-101
1996 TERCEL   (RM440U)
WIRING DIAGRAM

Page 277 of 1202

TOYOTA TERCEL 1996  Service Repair Manual A15737
DI-102
- DIAGNOSTICSENGINE
1996 TERCEL   (RM440U)
INSPECTION PROCEDURE
TOYOTA hand-held tester:
1 Connect TOYOTA hand-held tester and check operation of fuel pump
(See page MF-1).
OK Check for

Page 278 of 1202

TOYOTA TERCEL 1996  Service Repair Manual A15739
- DIAGNOSTICSENGINE
DI-103
1996 TERCEL   (RM440U)
5 Check fuel pump (See page MF-1).
NG Repair or replace fuel pump.
OK
6 Check for open in harness and connector between circuit opening relay a

Page 279 of 1202

TOYOTA TERCEL 1996  Service Repair Manual DI-104
- DIAGNOSTICSENGINE
1996 TERCEL   (RM440U)
NG
2 Check for ECM power source circuit (See page DI-97).
NG Repair or replace.
OK
3 Check circuit opening relay (See page MF-40).
NG Replace circuit

Page 280 of 1202

TOYOTA TERCEL 1996  Service Repair Manual - DIAGNOSTICSENGINE
DI-105
1996 TERCEL   (RM440U)
NG Repair or replace harness or connector.
OK
Check and replace ECM (See page IN-26).
Trending: Egr, boot, heater, fuel consumption, transmission oil, tow bar, suspension