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4Runner TRD Pro
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Engine Control System (Service Specifications)
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1GR-FE Engine Control
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Service Data [08/2015 - ]
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Service Data [08/2015 - ]
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No. 1 Integration Relay (A/F)
No. 1 Integration Relay (A/F)
Tester Connection
Condition
Specified Condition
A/F fuse
Always
Below 1 Ω
1E-1 - 1D-8
Battery voltage not applied to terminals 1D- 4 and 1D-7
10 kΩ or higher
Battery voltage applied to terminals 1D-4 and 1D-7
Below 1 Ω