Inspection Procedure

WARNING: This page is about a different car, the 2004 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT RELAY
1. Inspect fog lamp relay continuity.
  
  Fig 1: Inspecting Fog Lamp Relay Continuity
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  1. Measure the resistance according to the value(s) in Fig 2 .
  Standard:
  
  Fig 2: Measuring Resistance Specifications Table
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2. Inspect tail relay continuity.
  
  Fig 3: Inspecting Tail Relay Continuity
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  1. Measure the resistance according to the value(s) in Fig 4 .
  Standard:
  
  Fig 4: Measuring Resistance Specifications Table
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1. NG: REPLACE RELAY
2. OK: Go to Next Step.

INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSY (POWER SOURCE CIRCUIT)

Disconnect the 2A connector from the instrument panel junction block assy.

Measure the voltage according to the value(s) in SPECIFIED CONDITION .

Standard:

SPECIFIED CONDITION

Tester connection	Condition	Specified condition
2A-1 - Body ground	Always	10 to 14 V

Fig 5: Disconnecting 2A Connector

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NG: REPAIR OR REPLACE HARNESS OR CONNECTOR (BATTERY - INSTRUMENT PANEL JUNCTION BLOCK ASSY)
OK: Go to Next Step.

INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSY
1. Measure the voltage according to the value(s) in Fig 6 .
  Standard:
  
  Fig 6: Measuring Voltage Specifications Table
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  Fig 7: Inspecting 2C & 2D Connectors
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1. NG: Go to step 4
2. OK: REPAIR OR REPLACE HARNESS OR CONNECTOR (EACH OF FRONT FOG LIGHT CIRCUIT)
INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSY
1. Measure the voltage according to the value(s) in Fig 8 .
  Standard:
  
  Fig 8: Measuring Voltage Between 2L-3 & Body Ground Table
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 9: Inspecting 2L Connector
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1. NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (SEE PROBLEM SYMPTOMS TABLE )
2. OK: Go to Next Step.
CHECK HARNESS AND CONNECTOR
1. Measure the voltage according to the value(s) in Fig 10 .
  Standard:
  
  Fig 10: Measuring 2L-4 To Body Ground
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 11: Checking 2L Connector
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1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
2. OK: Go to Next Step.
INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSY
1. Measure the voltage according to the value(s) in Fig 12 .
  Standard:
  
  Fig 12: Measuring Voltage 2I-8 To Body Ground
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 13: Inspecting 2I Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSY
2. OK: Go to Next Step.

CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK BODY ECU - INSTRUMENT PANEL JUNCTION BLOCK)

Disconnect the B9 connector of the multiplex network body ECU and the 2I connector of the instrument panel junction block assy.

Measure the resistance according to the value(s) in SPECIFIED CONDITION .

Standard:

SPECIFIED CONDITION

Tester connection	Condition	Specified condition
B9-7 - 2I-8	Always	Below 1 Ω
B9-7 - Body ground	Always	10 kΩ or higher

Fig 14: Disconnecting B9 & 2I Connectors

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (SEE PROBLEM SYMPTOMS TABLE )