Last Modified: 6-7-2017 6.8:8.0.40 Doc ID: RM0000018SM003X
Model Year Start: 2007 Model: Land Cruiser Prod Date Range: [08/2006 -           ]
Title: AIR CONDITIONING: HEATER RELAY: ON-VEHICLE INSPECTION; 2007 MY Land Cruiser [08/2006 -        ]

ON-VEHICLE INSPECTION

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

CAUTION:

Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

2. REMOVE HEATER RELAY

(a) Remove the heater main relay from the engine room relay block.

3. CHECK HEATER RELAY (Marking: HTR)

(a) Check the continuity of the relay.

Standard resistance:

Condition

Tester Connection

Specified Condition

Always

3 - 4

10 kΩor higher

3 - 5

Below 1 Ω

Apply B+ between

terminals 1 and 2

3 - 4

Below 1 Ω

3 - 5

10 kΩor higher

If the result is not as specified, replace the relay.

4. INSTALL HEATER RELAY

5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

6. PERFORM INITIALIZATION

(a) Perform initialization 2007 MY Land Cruiser [08/2006 -        ]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION .

NOTICE:

Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.