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Home >> Lexus >> 2017 >> RX 350 Base, AWD >> Repair and Diagnosis (Single Page) >> Electrical >> Fuses & Circuit Breakers >> OEM Junction Block, Ecu & Fuse/Relay Locations >> Relay Block Identification >> Engine Room Relay Block Assembly And Engine Room Junction Block Assembly - Front Fender Apron LH >> Engine Room Relay Block Assembly and Engine Room Junction Block Assembly Inner Circuit
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Engine Room Relay Block Assembly and Engine Room Junction Block Assembly Inner Circuit

Fig 1: Engine Room R/B And J/B Assembly Circuit Diagram With Relays (1 Of 6)
G00585931Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE ROOM R/B AND J/B INNER CIRCUIT RELAY IDENTIFICATION

RELAY DESCRIPTION
IG2 Relay
EFI-MAIN Relay
A/F Relay
H-LP RH-LO Relay
H-LP LH-LO Relay
Fig 2: Engine Room R/B And J/B Assembly Circuit Diagram (2 Of 6)
G00585932Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE ROOM R/B AND J/B INNER CIRCUIT RELAY IDENTIFICATION

RELAY DESCRIPTION
Horn Relay
S-Horn Relay
A/F Relay
Fig 3: Engine Room R/B And J/B Assembly Circuit Diagram With Relays (3 Of 6)
G00585933Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 4: Engine Room R/B And J/B Assembly Circuit Diagram With Relays (4 Of 6)
G00585934Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE ROOM R/B AND J/B INNER CIRCUIT RELAY IDENTIFICATION

RELAY DESCRIPTION
FAN Relay
H-LP LH Relay
H-LP RH Relay
Fig 5: Engine Room R/B And J/B Assembly Circuit Diagram With Relays (5 Of 6)
G00585935Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE ROOM R/B AND J/B INNER CIRCUIT RELAY IDENTIFICATION

RELAY DESCRIPTION
H-LP CLN Relay
WIPER Relay
HORN Relay
S-HORN Relay
ST Relay
IG1-MAIN Relay
Fig 6: Engine Room R/B And J/B Assembly Circuit Diagram With Relays (6 Of 6)
G00585936Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE ROOM R/B AND J/B INNER CIRCUIT RELAY IDENTIFICATION

RELAY DESCRIPTION
INJ Relay
FUEL PMP Relay
PTC HTR NO. 1 Relay
PTC HTR NO. 2 Relay
PTC HTR NO. 3 Relay