LEXUS Navigation System
- System diagramBefore Jul 2009 · PDF
- System diagramFrom Sep 2015 · PDF
- Overall diagram, sheet 33Before Jul 2009 · PDF
- Overall diagram, sheet 105From Sep 2015 · PDF
Connectors (171)
2BEngine Room Main Wire and Cowl Side J/B LH Assembly (Cowl Side Left)pin 23Before Jul 2009 onlyTerminal repair
2DInstrument Panel Wire and Cowl Side J/B LH Assembly (Cowl Side J/B LH Assembly)pin 22Before Jul 2009 onlyTerminal repair
2EInstrument Panel Wire and Cowl Side J/B LH Assembly (Cowl Side Left)pins 1, 2, 4Before Jul 2009 onlyTerminal repair
2HEngine Room Main Wire and Cowl Side J/B LH Assembly (Cowl Side J/B LH Assembly)pins 9, 11, 24From Sep 2015 onlyTerminal repair
2IInstrument Panel Wire and Cowl Side J/B LH Assembly (Cowl Side J/B LH Assembly)pins 5, 6, 12, 21, 26, 33, 48, 49, 51, 53From Sep 2015 onlyTerminal repair
3CInstrument Panel Wire and Cowl Side J/B RH Assembly (Cowl Side Right)pin 19Before Jul 2009 onlyTerminal repair
A24Skid Control ECU with Actuator Assemblypins 3, 4, 5, 6, 12, 17, 18, 19, 20Terminal repair
A37Junction Connectorpins 10, 19From Sep 2015 onlyTerminal repair
A75Diodepins 1, 2, 3From Sep 2015 onlyTerminal repair
AL1Engine Room Main Wire and Floor No.2 Wire (Cowl Side Panel Right)pins 3, 8C19Park/Neutral Position Switchpins 1, 2Terminal repair
C52Junction Connectorpins 1, 14From Sep 2015 onlyCA3Engine Wire and Engine Room Main Wire (Front Fender Apron RH)pins 25, 30Before Jul 2009 onlyCA4Engine Wire and Engine Room Main Wire (Front Fender Apron RH)pins 27, 34From Sep 2015 onlyE12Spiral Cable Sub-Assemblypins 4, 5, 6Before Jul 2009 onlyTerminal repair
E22DLC3pins 6, 13, 14Terminal repair
E47Center Airbag Sensor Assemblypin 24From Sep 2015 onlyTerminal repair
E53Parking Brake Switch Assemblypin 1Before Jul 2009 onlyTerminal repair
E58Junction Connectorpins 11, 61Before Jul 2009 onlyTerminal repair
E60Junction Connectorpins 12, 32Before Jul 2009 onlyE62Junction Connectorpins 1, 3Before Jul 2009 onlyTerminal repair
E77Combination Meter Assemblypins 5, 6Before Jul 2009 onlyTerminal repair
EA1Instrument Panel Wire and Engine Room Main Wire (Lower Finish Panel)pins 3, 27, 42, 46, 67EA2Instrument Panel Wire and Engine Room Main Wire (Cowl Side Panel LH)pins 30, 35, 40EA3Instrument Panel Wire and Engine Room Main Wire (Lower Finish Panel)pin 67From Sep 2015 onlyEA4Instrument Panel Wire and Engine Room Main Wire (Lower Finish Panel)pin 23EF1Instrument Panel Wire and Instrument Panel No.2 Wire (Floor Center Tunnel)pins 1, 2, 3, 4, 5Before Jul 2009 onlyEF3Instrument Panel Wire and Instrument Panel No.2 Wire (Floor Center Tunnel)pins 1, 2, 3, 4From Sep 2015 onlyEK2Instrument Panel Wire and Floor Wire (Cowl Side Panel LH)pins 1, 2, 3, 4, 5, 8, 10, 11, 12, 13, 14, 15, 39, 40, 43, 44, 47, 48, 49, 50EK5Instrument Panel Wire and Floor Wire (Floor Center Tunnel)pin 1From Sep 2015 onlyEL1Instrument Panel Wire and Floor No.2 Wire (Cowl Side Panel Right)pins 10, 11, 12, 13, 14, 59, 60, 63From Sep 2015 onlyEL6Instrument Panel Wire and Floor No.2 Wire (Floor Center Tunnel)pin 1From Sep 2015 onlyEV1Instrument Panel Wire and Switch Wire (Floor Center Tunnel)pins 2, 3, 14From Sep 2015 onlyEV2Instrument Panel Wire and Switch Wire (Floor Center Tunnel)pins 1, 26From Sep 2015 onlyE102Spiral Cable Sub-Assemblypins 3, 5, 6From Sep 2015 onlyTerminal repair
E120Combination Meter Assemblypins 5, 6, 20, 21, 22, 37, 38, 39, 40From Sep 2015 onlyE137Network Gateway ECUpins 5, 6, 14, 17, 18, 21From Sep 2015 onlyTerminal repair
E147Meter Mirror Sub-Assemblypins 12, 13, 14, 15From Sep 2015 onlyTerminal repair
E152No. 1 Stereo Jack Adapter Assemblypins 1, 2, 3, 4, 5, 6, 7, 8, 9, 12From Sep 2015 onlyE158Junction Connectorpins 1, 7, 8, 9, 11, 17, 18, 19From Sep 2015 onlyTerminal repair
E161Junction Connectorpins 1, 7, 9, 10, 11, 17, 19, 20From Sep 2015 onlyE163Junction Connectorpins 1, 2, 5, 6, 8, 10, 11, 12, 13, 16, 17, 19, 21, 22From Sep 2015 onlyTerminal repair
E167No. 1 Stereo Jack Adapter Assemblypins 1, 2, 3, 4From Sep 2015 onlyF2Stereo Component Amplifier Assemblypins 1, 2, 3, 6Before Jul 2009 onlyTerminal repair
F3Stereo Component Amplifier Assemblypins 1, 3, 4, 6, 9, 10Before Jul 2009 onlyTerminal repair
F4Stereo Component Amplifier Assemblypins 1, 2, 5, 6, 7, 8, 10, 11Before Jul 2009 onlyTerminal repair
F5Amplifier Antenna Assemblypin 1Before Jul 2009 onlyF6Front No.4 Speaker Assemblypins 1, 2Terminal repair
F7Front No.2 Speaker Assembly RHpins 1, 2, 3, 4Terminal repair
F8Front No.2 Speaker Assembly LHpins 1, 2, 3, 4F13Front No.3 Speaker Assembly RHpins 1, 2Terminal repair
F14Front No.3 Speaker Assembly LHpins 1, 2F18Stereo Component Amplifier Assemblypins 1, 2, 3, 4, 5, 7, 8, 10, 11, 12, 14, 15Before Jul 2009 onlyTerminal repair
F20Junction Connectorpins 1, 2, 11, 12, 13, 15, 18, 20Before Jul 2009 onlyF21Junction Connectorpins 9, 11Before Jul 2009 onlyF22Junction Connectorpins 1, 5, 6, 7, 12, 13Before Jul 2009 onlyF23Radio Receiver Assemblypins 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19Before Jul 2009 onlyTerminal repair
F24Radio Receiver Assemblypins 2, 3, 4, 5, 6Before Jul 2009 onlyF25Radio Receiver Assemblypins 1, 2, 3, 5, 6, 7Before Jul 2009 onlyTerminal repair
F26Radio Receiver Assemblypins 2, 3, 4, 5, 6Before Jul 2009 onlyTerminal repair
F27Multi-Displaypins 1, 2, 3, 4, 5, 9, 10, 11, 12, 13, 14, 21, 22, 23, 27, 28Before Jul 2009 onlyTerminal repair
F28Multi-Displaypins 1, 2, 3, 7, 10, 13, 14, 23Before Jul 2009 onlyF29Multi-Displaypins 1, 4Before Jul 2009 onlyF31Stereo Component Amplifier Assemblypins 1, 2, 3, 4, 5, 6, 7, 8, 9, 10Before Jul 2009 onlyTerminal repair
F36Parking Assist ECUpins 12, 13, 31, 32Before Jul 2009 onlyTerminal repair
F39Multi-Displaypins 1, 2, 3, 4, 5, 6, 7, 10, 11, 15, 16Before Jul 2009 onlyTerminal repair
F40Multi-Displaypin 1Before Jul 2009 onlyF41Parking Assist ECUpin 1Before Jul 2009 onlyF43Stereo Component Amplifier Assemblypin 1Before Jul 2009 onlyF44Radio Receiver Assemblypin 1Before Jul 2009 onlyF47Parking Assist ECUpin 1Before Jul 2009 onlyF48Navigation ECUpins 1, 4, 7, 8, 9, 13, 15, 18, 19, 20Before Jul 2009 onlyF49Navigation ECUpins 3, 5Before Jul 2009 onlyF51Navigation ECUpin 1Before Jul 2009 onlyF52Navigation Antenna Assemblypin 1Before Jul 2009 onlyF53Navigation ECUpin 1Before Jul 2009 onlyF76Multi-Media Module Receiver Assemblypins 1, 2, 9, 10, 12, 15, 16, 17, 20, 21, 27, 28, 29, 30, 31, 32, 45, 46, 48, 49, 56, 57From Sep 2015 onlyTerminal repair
F77Multi-Media Module Receiver Assemblypins 5, 6, 7, 8, 13, 14, 15, 16From Sep 2015 onlyF78Multi-Display Assemblypins 7, 11, 12, 13, 19, 23, 24From Sep 2015 onlyF89Stereo Component Amplifier Assemblypins 1, 2, 3, 4, 5, 6, 9, 10From Sep 2015 onlyF96Multi-Media Module Receiver Assemblypins 7, 11, 12From Sep 2015 onlyF98Junction Connectorpins 5, 6, 16, 17From Sep 2015 onlyFE1Instrument Panel No.2 Wire and Instrument Panel Wire (Instrument Panel Reinforcement)pins 1, 8, 9, 10, 11, 17, 18FE2Instrument Panel No.2 Wire and Instrument Panel Wire (Instrument Panel Reinforcement)pins 3, 4, 5, 6, 8, 9, 10, 11FE3Instrument Panel No.2 Wire and Instrument Panel Wire (Instrument Panel Reinforcement)pins 3, 4, 5, 8, 9, 10, 11, 16, 17, 18, 19, 20, 21, 22FE4Instrument Panel No.2 Wire and Instrument Panel Wire (Instrument Panel Brace RH)pins 2, 3, 4, 5, 6, 14, 16, 17, 18FE5Instrument Panel No.2 Wire and Instrument Panel Wire (Instrument Panel Brace RH)pins 2, 3, 4, 6, 7, 8FE6Instrument Panel No.2 Wire and Instrument Panel Wire (Instrument Panel Brace RH)pins 1, 3, 4, 5, 8, 9, 10FE7Instrument Panel No.2 Wire and Instrument Panel Wire (Instrument Panel Reinforcement)pins 1, 7, 8, 14From Sep 2015 onlyFL1Instrument Panel No.2 Wire and Floor No.2 Wire (Cowl Side Panel Right)pins 1, 2, 3, 4, 5, 6, 9, 10, 14, 15, 16, 18, 19, 22, 23, 24, 32, 33, 35, 38, 39, 40, 43, 44, 45, 53, 55FL2Instrument Panel No.2 Wire and Floor No.2 Wire (Cowl Side Panel Right)pins 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 15, 16, 17, 18, 19Before Jul 2009 onlyFL3Instrument Panel No.2 Wire and Floor No.2 Wire (Cowl Side Panel Right)pin 1Before Jul 2009 onlyFL4Instrument Panel No.2 Wire and Floor No.2 Wire (Cowl Side Panel Right)pin 1Before Jul 2009 onlyFL7Instrument Panel No.2 Wire and Floor No.2 Wire (Cowl Side Panel Right)pin 1From Sep 2015 onlyFL8Instrument Panel No.2 Wire and Floor No.2 Wire (Cowl Side Panel Right)pins 1, 2, 3, 4, 5, 6, 8From Sep 2015 onlyF101Multi-Media Module Receiver Assemblypins 1, 2, 3, 4, 5, 6, 7From Sep 2015 onlyF102Stereo Component Amplifier Assemblypins 1, 2, 3, 4, 5, 6, 7, 8From Sep 2015 onlyF103Multi-Media Module Receiver Assemblypins 1, 2, 3, 4, 5, 6, 7From Sep 2015 onlyF104Multi-Media Module Receiver Assemblypin 2From Sep 2015 onlyF105Multi-Media Module Receiver Assemblypins 1, 2From Sep 2015 onlyF106Combination Meter Assemblypin 1From Sep 2015 onlyF107Multi-Display Assemblypin 1From Sep 2015 onlyF108Multi-Media Module Receiver Assemblypins 1, 2, 3, 4From Sep 2015 onlyF109No. 1 Stereo Jack Adapter Assemblypins 1, 2, 3, 4From Sep 2015 onlyF116Stereo Component Amplifier Assemblypins 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, 23, 24, 27, 28, 29, 30From Sep 2015 onlyTerminal repair
F117Multi-Media Module Receiver Assemblypin 1From Sep 2015 onlyI10Front No.1 Speaker Assembly LHpins 1, 2Terminal repair
IE3Front Door RH Wire and Instrument Panel Wire (Cowl Side Panel Right)pins 1, 2IE6Front Door LH Wire and Instrument Panel Wire (Cowl Side Panel LH)pins 1, 2J8Rear Speaker Set LHpins 1, 2J15Rear No.3 Speaker Assembly RHpins 1, 2J17Rear No.3 Speaker Assembly LHpins 1, 2JK1Rear Door No.2 Wire and Floor Wire (Center Body Pillar LH)pins 1, 2JK2Rear Door No.2 Wire and Floor Wire (Center Body Pillar LH)pins 1, 9JL1Rear Door No.1 Wire and Floor No.2 Wire (Center Body Pillar RH)pins 1, 2JL2Rear Door No.1 Wire and Floor No.2 Wire (Center Body Pillar RH)pins 1, 9Kc2Floor Wire and Front Seat LH Wire (Front Seat LH)pins 1, 2, 3, 4, 5, 7, 8, 9From Sep 2015 onlyKc3Floor Wire and Front Seat LH Wire (Front Seat LH)pin 1From Sep 2015 onlyL22Multi-Display Selectorpins 1, 2, 4, 5, 6, 7, 11, 12, 13, 14, 15, 16, 17, 18, 19, 24, 25, 26Before Jul 2009 onlyL23Multi-Display Selectorpins 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23Before Jul 2009 onlyL24Multi-Display Selectorpins 1, 2, 3, 4, 5, 6, 9, 11, 12, 13, 14Before Jul 2009 onlyL25Multi-Display Selectorpins 3, 4, 5, 6, 7, 9, 11Before Jul 2009 onlyL26Television Display Assemblypins 3, 4, 5, 6, 8, 9, 10, 11, 14, 16, 19, 20, 23, 25, 26, 27, 28, 29Before Jul 2009 onlyTerminal repair
L32Television Display Assemblypin 1Before Jul 2009 onlyL49Television Display Assemblypin 1Before Jul 2009 onlyL72Junction Connectorpins 3, 4From Sep 2015 onlyTerminal repair
L74Multi-Display Controller Sub-Assemblypin 1From Sep 2015 onlyL75Multi-Display Controller Sub-Assemblypins 1, 2From Sep 2015 onlyL76Multi-Display Controller Sub-Assemblypins 2, 3, 4, 5, 6, 7, 8From Sep 2015 onlyL79Multi-Display Controller Sub-Assemblypins 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 19, 20From Sep 2015 onlyTerminal repair
L80Multi-Display Controller Sub-Assemblypins 1, 2, 3, 6, 8, 9, 10, 11, 12, 13, 14, 15From Sep 2015 onlyTerminal repair
L81Multi-Display Controller Sub-Assemblypins 1, 2, 3, 4, 5, 6, 7, 8, 9, 10From Sep 2015 onlyTerminal repair
Lc2Floor No.2 Wire and Front Seat RH Wire (Front Seat RH)pins 1, 2, 3, 4, 5, 6, 7, 8, 9From Sep 2015 onlyLc4Floor No.2 Wire and Front Seat RH Wire (Front Seat RH)pin 1From Sep 2015 onlyP1Headphone Terminalpins 1, 2, 3, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15P2Telematics Transceiverpins 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 19, 20, 21, 23, 24, 26, 27, 30, 32, 33, 34, 35From Sep 2015 onlyTerminal repair
P7Telematics Transceiverpins 1, 2, 3, 4, 5, 6, 7From Sep 2015 onlyPF1Console Box Wire and Instrument Panel No.2 Wire (Floor Center Tunnel)pins 1, 2, 3, 4, 5, 6, 7, 8, 9, 13, 14, 15, 16, 17, 18PF2Console Box Wire and Instrument Panel No.2 Wire (Floor Center Tunnel)pins 1, 2, 3, 4, 5From Sep 2015 onlyPF3Console Box Wire and Instrument Panel No.2 Wire (Floor Center Tunnel)pins 1, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 16, 17, 19, 20, 21, 22, 23, 25From Sep 2015 onlyPF6Console Box Wire and Instrument Panel No.2 Wire (Floor Center Tunnel)pins 1, 2, 3, 4, 5, 6, 7From Sep 2015 onlyPF7Console Box Wire and Instrument Panel No.2 Wire (Floor Center Tunnel)pin 1From Sep 2015 onlyPj1Console Box Wire and Rear Console Box Wire (Floor Center Tunnel)pins 1, 3, 4, 5From Sep 2015 onlyPz1Console Box Wire and Antenna Cord Sub-Assembly (Floor Center Tunnel)pin 1From Sep 2015 onlyR7Overhead Modulepins 12, 16, 20, 21, 22, 30, 31, 32R12Overhead Modulepins 4, 5, 20From Sep 2015 onlyRE1Roof Wire and Instrument Panel Wire (Front Body Inner Pillar LH)pin 5From Sep 2015 onlyRE2Roof Wire and Instrument Panel Wire (Front Body Inner Pillar LH)pin 11Before Jul 2009 onlyRF1Roof Wire and Instrument Panel No.2 Wire (Front Body Inner Pillar LH)pins 3, 4, 5, 6, 7, 14, 15, 16, 17, 18S5Rear Television Camera Assemblypins 1, 2, 3, 4Before Jul 2009 onlyTerminal repair
S8Rear Header Speaker Assembly RHpins 1, 2S9Rear Header Speaker Assembly LHpins 1, 2SK1Back Door No.2 Wire and Floor Wire (Roof Side Inner Panel LH)pins 14, 15, 16, 17Before Jul 2009 onlySK2Back Door No.2 Wire and Floor Wire (Roof Side Inner Panel LH)pins 1, 10, 11, 20Before Jul 2009 onlySK5Back Door No.2 Wire and Floor Wire (Roof Side Inner Panel LH)pins 1, 2, 11, 12From Sep 2015 onlyV2No.1 Stereo Jack Adapter Assemblypins 1, 2, 3, 4, 5Before Jul 2009 onlyV11Remote Operation Switchpins 1, 2, 12, 13, 15From Sep 2015 onlyVE2Switch Wire and Instrument Panel Wire (Floor Center Tunnel)pins 18, 19, 20, 21, 22Before Jul 2009 onlyc66Television Display Assembly RHpins 1, 2, 3, 4, 6, 7, 8, 9, 10From Sep 2015 onlyc68Television Display Assembly LHpins 2, 3, 4, 6, 7, 8, 9, 10From Sep 2015 onlyc75Television Display Assembly RHpin 1From Sep 2015 onlyc76Television Display Assembly LHpin 1From Sep 2015 onlyj1Mayday Batterypins 1, 3, 4, 5From Sep 2015 onlyTerminal repair
w1Multi-Display Controller Sub-Assemblypins 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19From Sep 2015 onlyw2Headphone Terminalpins 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19From Sep 2015 onlyz35Spiral Cable Sub-Assembly , Switch Wirepins 8, 9, 10Before Jul 2009 onlyTerminal repair
z51Steering Pad Switch Assembly , Switch Wirepins 6, 7, 8Before Jul 2009 onlyz65Spiral Cable Sub-Assembly , Steering Pad Switch Assemblypins 8, 10, 11From Sep 2015 onlyTerminal repair
z69Antenna Dividerpins 2, 5, 6From Sep 2015 onlyTerminal repair
z70Telematics Transceiverpin 1From Sep 2015 onlyz71Antenna Cord Sub-Assemblypin 1From Sep 2015 only