On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. FAN NO. 1 RELAY
(a) Remove the relay from the engine room relay block. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3 - 5 |
Battery voltage is not applied between terminals 1 and 2 |
10 kΩ or higher |
3 - 5 |
Battery voltage is applied between terminals 1 and 2 |
Below 1 Ω |
(c) Install the relay to the engine room relay block.
2. FAN NO. 2 RELAY
(a) Remove the relay from the engine room relay block. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3 - 4 |
Battery voltage is not applied between terminals 1 and 2 |
Below 1 Ω |
3 - 5 |
Battery voltage is not applied between terminals 1 and 2 |
10 kΩ or higher |
3 - 4 |
Battery voltage is applied between terminals 1 and 2 |
10 kΩ or higher |
3 - 5 |
Battery voltage is applied between terminals 1 and 2 |
Below 1 Ω |
(c) Install the relay.
3. FAN NO. 3 RELAY
(a) Remove the relay from the engine room relay block. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3 - 5 |
Battery voltage is not applied between terminals 1 and 2 |
10 kΩ or higher |
3 - 5 |
Battery voltage is applied between terminals 1 and 2 |
Below 1 Ω |
(c) Install the relay.
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" ...
Engine does not Start
DESCRIPTION
1. ENGINE START SYSTEM FUNCTION
(a) If the engine switch is pressed with the shift lever in P or N and the brake
pedal depressed, the power management control ECU determines that this is an engine
start request.
(b) The certification ECU (sm ...
Open in One Side of CAN Branch Line
DESCRIPTION
If some ECUs and sensors are not displayed on the "CAN Bus Check" screen of the
Techstream and some ECUs and sensors repeatedly appear and disappear from the screen
when the CAN main bus wires are normal (there is no open, short, sho ...