Last Modified: 6-7-2017 6.8:8.0.40 Doc ID: RM000001BZH000X
Model Year Start: 2006 Model: Land Cruiser Prod Date Range: [05/2005 -           ]
Title: LIGHTING: LIGHTING SYSTEM: ON-VEHICLE INSPECTION; 2006 MY Land Cruiser [05/2005 -        ]

ON-VEHICLE INSPECTION

1. INSPECT TURN SIGNAL FLASHER ASSEMBLY CIRCUIT

If circuit is as specified, replace the relay.

If circuit is not as specified, inspect the circuits connected to other parts.

(a) Disconnect the flasher relay connector.

(b) Inspect the connector on the wire harness side, as shown.

Standard voltage:

Tester Connection

Condition

Specified Condition

1 - Body ground

Ignition switch ON

10 to 14 V

Ignition switch ACC or OFF

Below 1 V

4 - Body ground

Always

10 to 14 V

OK:

Tester Connection

Condition

Specified Condition

2 - Body ground

Always

Continuity

3 - Body ground

7 - Body ground

5 - Body ground

Turn signal switch LEFT

Turn signal switch is RIGHT or OFF

No continuity

6 - Body ground

Turn signal switch RIGHT

Continuity

Turn signal switch is LEFT or OFF

No continuity

8 - Body ground

Hazard warning switch ON

Continuity

Hazard warning switch OFF

No continuity

2. INSPECT TOWING CONVERTER RELAY CIRCUIT

Remove the towing converter with connector still connected and inspect the wire harness side connector from the back side as shown in the table.

Standard voltage:

Tester Connection

Condition

Specified Condition

4 - 6

Turn signal switch LEFT or hazard warning switch ON

10 to 14 V →

Below 1 V →

10 to 14 V

Turn signal switch LEFT and stop light switch ON (brake pedal depressed)

Turn signal switch OFF, hazard warning switch OFF and stop light switch OFF (brake pedal released)

Below 1 V

Stop light switch ON (brake pedal depressed)

10 to 14 V

6 - 9

Turn signal switch LEFT or hazard warning switch ON

10 to 14 V →

Below 1 V →

10 to 14 V

Turn signal switch OFF or RIGHT and hazard warning switch OFF

Below 1 V

2 - 6

Turn signal switch RIGHT or hazard warning switch ON

10 to 14 V →

Below 1 V →

10 to 14 V

Turn signal switch RIGHT and stop light switch ON (brake pedal depressed)

Turn signal switch OFF, hazard warning switch OFF and stop light switch OFF (brake pedal released)

Below 1 V

Stop light switch ON (brake pedal depressed)

10 to 14 V →

Below 1 V →

10 to 14 V

1 - 6

Always

10 to 14 V

6 - 8

Stop light switch ON (brake pedal depressed)

Stop light switch OFF (brake pedal released)

Below 1 V

3 - 6

Turn signal switch RIGHT or hazard warning switch ON

10 to 14 V

Turn signal switch OFF or RIGHT and hazard warning switch OFF

Below 1 V

OK:

Tester Connection

Specified Connection

6 - Body ground

Continuity

If the circuit is not as specified, inspect the circuit connected to other parts.