Relay On-Vehicle Inspection
INSPECT NO. 1 INTEGRATION RELAY (MAIN)
INSPECT NO. 1 INTEGRATION RELAY (C/OPN)
INSPECT AIR FUEL RATIO SENSOR HEATER RELAY (A/F) (w/ Secondary Air Injection System)
Relay -- On-Vehicle Inspection |
| 1. INSPECT NO. 1 INTEGRATION RELAY (MAIN) |
Check the EFI fuse.
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.
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.
| 2. INSPECT NO. 1 INTEGRATION RELAY (C/OPN) |
Measure the resistance according to the value(s) in the table below.
- Standard Resistance:
Tester Connection
| Condition
| Specified Condition
|
1J-5 - 1J-8
| Battery voltage not applied to terminals 1J-6 and 1J-7
| 10 kΩ or higher
|
Battery voltage applied to terminals 1J-6 and 1J-7
| 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.
| 3. INSPECT AIR FUEL RATIO SENSOR HEATER RELAY (A/F) (w/ Secondary Air Injection System) |
Measure the resistance according to the value(s) in the table below.
- Standard Resistance:
Tester Connection
| Condition
| Specified Condition
|
3 - 5
| Battery voltage is not applied to terminals 1 and 2
| 10 kΩ or higher
|
Battery voltage is applied to terminals 1 and 2
| Below 1 Ω
|
If the result is not as specified, replace the air fuel ratio sensor heater relay.
