Relay On-Vehicle Inspection

Engine Hybrid System. Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25

1Kd-Ftv Engine Control. Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25

INSPECT STARTER RELAY (ST)
INSPECT GLOW PLUG RELAY (GLOW)
INSPECT AIR FUEL RATIO SENSOR HEATER RELAY (A/F)
INSPECT NO. 1 INTEGRATION RELAY (MAIN)
INSPECT NO. 1 INTEGRATION RELAY (EDU)

Relay -- On-Vehicle Inspection

1. INSPECT STARTER RELAY (ST)

Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25.1Kd-Ftv Engine Control.Ecd System (For Dpf).Relay On-Vehicle Inspection

Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
3 - 5
Battery voltage not applied to terminals 1 and 2
10 kΩ or higher
Battery voltage applied to terminals 1 and 2
Below 1 Ω
If the result is not as specified, replace the starter relay.

2. INSPECT GLOW PLUG RELAY (GLOW)

Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25.1Kd-Ftv Engine Control.Ecd System (For Dpf).Relay On-Vehicle Inspection

Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
3 - 5
Battery voltage not applied to terminals 1 and 2
10 kΩ or higher
Battery voltage applied to terminals 1 and 2
Below 1 Ω
If the result is not as specified, replace the glow relay.

3. INSPECT AIR FUEL RATIO SENSOR HEATER RELAY (A/F)

Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25.1Kd-Ftv Engine Control.Ecd System (For Dpf).Relay On-Vehicle Inspection

Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
3 - 5
Battery voltage not applied to terminals 1 and 2
10 kΩ or higher
Battery voltage applied to terminals 1 and 2
Below 1 Ω
If the result is not as specified, replace the air fuel ratio sensor heater relay.

4. INSPECT NO. 1 INTEGRATION RELAY (MAIN)

Check the EFI fuse.
1. Measure the resistance according to the value(s) in the table below.
  Standard Resistance:
  Tester Connection
  Condition
  Specified Condition
  EFI fuse
  Always
  Below 1 Ω
  If the result is not as specified, replace the EFI fuse.

Check the MAIN relay.
1. Measure the resistance according to the value(s) in the table below.
  Standard Resistance:
  Tester Connection
  Condition
  Specified Condition
  1J-1 - 1J-4
  Battery voltage not applied to terminals 1J-2 and 1J-3
  10 kΩ or higher
  Battery voltage applied to terminals 1J-2 and 1J-3
  Below 1 Ω
  Text in Illustration
  *a
  Component without harness connected
  (No. 1 Integration Relay)
  If the result is not as specified, replace the No. 1 integration relay.

5. INSPECT NO. 1 INTEGRATION RELAY (EDU)

for i-ART:
Check the EDU fuse.
1. Measure the resistance according to the value(s) in the table below.
  Standard Resistance:
  Tester Connection
  Condition
  Specified Condition
  EDU fuse
  Always
  Below 1 Ω
  If the result is not as specified, replace the EDU fuse.

Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25.1Kd-Ftv Engine Control.Ecd System (For Dpf).Relay On-Vehicle Inspection

Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
1H-1 - 1J-81 1J-5 - 1J-82	Battery voltage not applied to terminals 1J-6 and 1J-7	10 kΩ or higher
1H-1 - 1J-81 1J-5 - 1J-82	Battery voltage applied to terminals 1J-6 and 1J-7	Below 1 Ω

*1: for i-ART
*2: except i-ART

Text in Illustration
*a	Component without harness connected (No. 1 Integration Relay)

If the result is not as specified, replace the No. 1 integration relay.