Toyota FJ Cruiser (GSJ 10, 15 series). Instruction - part 64

 

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Toyota FJ Cruiser (GSJ 10, 15 series). Instruction - part 64

 

 

1GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM

ES–211

ES

(a) Disconnect the ignition coil connector.
(b) Turn the ignition switch ON.
(c) Measure the voltage between the terminals of the B1 

and B3 ECM connectors.
Standard Voltage

(d) Reconnect the ignition coil connector.

NG

OK

(a) Disconnect the B5, B6, B7, B20, B23 or B24 ignition coil 

with igniter connector.

(b) Disconnect the B1 ECM connector.
(c) Check the resistance.

Standard Resistance (Check for open)

Standard Resistance (Check for short)

(d) Reconnect the ECM connector.
(e) Reconnect the ignition coil with igniter connector.

3

INSPECT ECM (IGF1 VOLTAGE)

IGF1 (+)

ECM Connector

B1

B3

E1 (-)

A115970E11

Tester Connection

Specified Condition

IGF1 (B1-24) - E1 (B3-1)

4.5 to 5.5 V

REPLACE ECM (See page 

ES-446

)

REPLACE IGNITION COIL ASSEMBLY

4

CHECK HARNESS AND CONNECTOR (IGNITION COIL ASSEMBLY - ECM (IGT SIGNAL 
TERMINAL))

B1

Front View

ECM Connector

Wire Harness Side:

IGT5

Ignition Coil with Igniter Connector

B5

B6

B7 B20 B23 B24

IGT1 to IGT6

IGT3

IGT1

IGT2

IGT4

IGT6

A116293E06

Tester Connections

Specified Conditions

IGT1 (B7-3) - IGT1 (B1-8)

Below 1 

Ω

IGT2 (B24-3) - IGT2 (B1-9)

IGT3 (B6-3) - IGT3 (B1-10)

IGT4 (B23-3) - IGT4 (B1-11)

IGT5 (B5-3) - IGT5 (B1-12)

IGT6 (B20-3) - IGT6 (B1-13)

Tester Connections

Specified Conditions

IGT1 (B7-3) or IGT1 (B1-8) - Body ground

10 k

Ω or higher

IGT2 (B24-3) or IGT2 (B1-9) - Body ground

IGT3 (B6-3) or IGT3 (B1-10) - Body ground

IGT4 (B23-3) or IGT4 (B1-11) - Body ground

IGT5 (B5-3) or IGT5 (B1-12) - Body ground

IGT6 (B20-3) or IGT6 (B1-13) - Body ground

ES–212

1GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM

ES

NG

OK

(a) Turn the ignition switch ON.
(b) Measure the voltage between the terminals of the B1 

and B3 ECM connectors.
Standard Voltage

NG

OK

(a) Disconnect the B5, B6, B7, B20, B23 or B24 ignition coil 

connector.

(b) Turn the ignition switch ON.
(c) Measure the voltage between the terminals of the B1 

and B3 ECM connectors.
Standard Voltage

(d) Reconnect the ignition coil connector.

NG

OK

REPAIR OR REPLACE HARNESS OR 
CONNECTOR

5

INSPECT ECM (IGT1, IGT2, IGT3, IGT4, IGT5, OR IGT6 VOLTAGE)

IGT6 (+)

ECM Connector

B1

B3

E1 (-)

IGT5 (+)

IGT4 (+)

IGT3 (+)

IGT2 (+)

IGT1 (+)

A115970E12

Tester Connections

Specified Conditions

IGT1 (B1-8) - E1 (B3-1)

0.1 to 4.5 V

IGT2 (B1-9) - E1 (B3-1)

IGT3 (B1-10) - E1 (B3-1)

IGT4 (B1-11) - E1 (B3-1)

IGT5 (B1-12) - E1 (B3-1)

IGT6 (B1-13) - E1 (B3-1)

REPLACE ECM (See page 

ES-446

)

6

INSPECT ECM (IGT1, IGT2, IGT3, IGT4, IGT5, OR IGT6 VOLTAGE)

B1

ECM Connector

Wire Harness Side:

IGT2 (+)

Ignition Coil with Igniter Connector

B5 B6 B7 B20 B23 B24

B3

IGT1 (+)

E1 (-)

IGT6 (+)

IGT5 (+)IGT4 (+)IGT3 (+)

A116294E02

Tester Connections

Specified Conditions

IGT1 (B1-8) - E1 (B3-1)

4.5 V or more

IGT2 (B1-9) - E1 (B3-1)

IGT3 (B1-10) - E1 (B3-1)

IGT4 (B1-11) - E1 (B3-1)

IGT5 (B1-12) - E1 (B3-1)

IGT6 (B1-13) - E1 (B3-1)

              Go to step 8

1GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM

ES–213

ES

(a) Disconnect the B5, B6, B7, B20, B23 or B24 ignition coil 

with igniter connector.

(b) Check the resistance.

Standard Resistance (Check for open)

(c) Turn the ignition switch ON.
(d) Measure the voltage between the terminals of the wire 

harness side connector.
Standard Voltage

(e) Reconnect the ignition coil with igniter connector.

OK

NG

7

INSPECT IGNITION COIL ASSEMBLY (POWER SOURCE)

Wire Harness Side:

Ignition Coil with Igniter Connector

Front View

+B (+)

GND (-)

B5

B6

B7

B20 B23 B24

A115969E03

Tester Connections

Specified Conditions

GND (B7-4) - Body ground

Below 1 

Ω

GND (B24-4) - Body ground

GND (B6-4) - Body ground

GND (B23-4) - Body ground

GND (B5-4) - Body ground

GND (B20-4) - Body ground

Tester Connections

Specified Conditions

+B (B7-1) - GND (B7-4)

11 to 14 V

+B (B24-1) - GND (B24-4)

+B (B6-1) - GND (B6-4)

+B (B23-1) - GND (B23-4)

+B (B5-1) - GND (B5-4)

+B (B20-1) - GND (B20-4)

REPLACE IGNITION COIL ASSEMBLY

ES–214

1GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM

ES

(a) Disconnect the B5, B6, B7, B20, B23 or B24 ignition coil 

with igniter connector.

(b) Disconnect the A1 ignition switch connector.
(c) Check the resistance.

Standard Resistance (Check for open)

Standard Resistance (Check for short)

(d) Reconnect the ignition coil with igniter connector.
(e) Reconnect the ignition switch connector.

NG

OK

8

CHECK HARNESS AND CONNECTOR (IGNITION COIL ASSEMBLY - IGNITION SWITCH)

A1

Front View

Wire Harness Side:

+B

IG2

Ignition Coil with Igniter Connector

B5

B6 B7 B20 B23 B24

Front View

Ignition Switch Connector

A116295E04

Tester Connections

Specified Conditions

+B (B7-1) - IG2 (A1-6)

Below 1 

Ω

+B (B24-1) - IG2 (A1-6)

+B (B6-1) - IG2 (A1-6)

+B (B23-1) - IG2 (A1-6)

+B (B5-1) - IG2 (A1-6)

+B (B20-1) - IG2 (A1-6)

Tester Connections

Specified Conditions

+B (B7-1) or IG2 (A1-6) - Body ground

10 k

Ω or higher

+B (B24-1) or IG2 (A1-6) - Body ground

+B (B6-1) or IG2 (A1-6) - Body ground

+B (B23-1) or IG2 (A1-6) - Body ground

+B (B5-1) or IG2 (A1-6) - Body ground

+B (B20-1) or IG2 (A1-6) - Body ground

REPAIR OR REPLACE HARNESS OR 
CONNECTOR

REPLACE IGNITION COIL ASSEMBLY

 

 

 

 

 

 

 

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