Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM000001BBF001X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: STEERING COLUMN: VARIABLE GEAR RATIO STEERING SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING; 2007 MY LX470 [08/2006 -        ]

HOW TO PROCEED WITH TROUBLESHOOTING

HINT:

  • Use these procedures to troubleshoot the variable gear ratio steering system.
  • *: Use the intelligent tester.

1.

VEHICLE BROUGHT TO WORKSHOP
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2.

INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

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3.

CHECK DTC*

(a) Check for DTCs 2007 MY LX470 [08/2006 -        ]; STEERING COLUMN: VARIABLE GEAR RATIO STEERING SYSTEM: DTC CHECK / CLEAR .

(1) Record the DTCs.

(b) Clear the DTCs.

(c) Recheck for DTCs.

Result

Result

Proceed to

DTC is output

A

DTC is not output

B
B

Go to step 5
A

4.

DTC CHART

(a) Check for variable gear ratio steering system DTC output 2007 MY LX470 [08/2006 -        ]; STEERING COLUMN: VARIABLE GEAR RATIO STEERING SYSTEM: DIAGNOSTIC TROUBLE CODE CHART .

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5.

PROBLEM SYMPTOM CONFIRMATION
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6.

PROBLEM SYMPTOMS TABLE
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7.

OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of the ECU 2007 MY LX470 [08/2006 -        ]; STEERING COLUMN: VARIABLE GEAR RATIO STEERING SYSTEM: TERMINALS OF ECU .

(b) DATA LIST / ACTIVE TEST 2007 MY LX470 [08/2006 -        ]; STEERING COLUMN: VARIABLE GEAR RATIO STEERING SYSTEM: DATA LIST / ACTIVE TEST .

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8.

ADJUST, REPAIR OR REPLACE
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9.

CONFIRMATION TEST
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END