DESCRIPTION
This DTC is output when the combination meter assembly detects a fuel sender gauge malfunction via the direct line.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1500 |
When either of the following conditions is detected:
|
|
WIRING DIAGRAM
PROCEDURE
1. |
READ VALUE USING TECHSTREAM (FUEL INPUT) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter following menus: Body Electrical / Combination Meter / Data List.
(e) Check the values by referring to the table below.
Combination Meter
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Fuel Input |
Fuel input signal/Min.: 0, Max.: 127.5 |
The current fuel level displayed |
Unit: Liter |
Result |
Proceed to |
---|---|
Fuel level data can be displayed on the Techstream and DTC B1500 is output. |
A |
Fuel level data cannot be displayed on the Techstream. |
B |
A | ![]() |
REPLACE COMBINATION METER ASSEMBLY |
|
2. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Disconnect the E2 connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E2-9 (FR) - E2-23 (FE) |
Always |
6.5 to 187.2 Ω*1 |
E2-9 (FR) - E2-23 (FE) |
Always |
6.5 to 227.3 Ω*2 |
*1 |
Front view of wire harness connector (to Combination Meter Assembly) |
OK | ![]() |
REPLACE COMBINATION METER ASSEMBLY |
|
3. |
CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - FUEL SENDER GAUGE ASSEMBLY) |
(a) Disconnect the L12 connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E2-9 (FR) - L12-2 |
Always |
Below 1 Ω |
E2-9 (FR) - Body ground |
Always |
10 kΩ or higher |
E2-23 (FE) - M12-2 |
Always |
Below 1 Ω |
E2-23 (FE) - Body ground |
Always |
10 kΩ or higher |
L12-3 - M12-1 |
Always |
Below 1 Ω |
M12-1 - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Combination Meter Assembly) |
*2 |
Front view of wire harness connector (to Fuel Sender Gauge Assembly (Main)) |
*3 |
Front view of wire harness connector (to Fuel Sender Gauge Assembly (Sub)) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
INSPECT FUEL SENDER GAUGE ASSEMBLY |
(a) Remove the fuel sender gauge assembly (See page
(Main),
(Sub)).
(b) Check that the float moves smoothly between E and F.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance (Main):
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1 - 2 |
Float level is F (upper) |
6.5 to 8.5 Ω |
1 - 2 |
Float level is between F (upper) and E (lower) |
6.5 to 187.2 Ω (Gradually changes) |
1 - 2 |
Float level is E (lower) |
183.2 to 187.2 Ω |
Standard Resistance (Sub):
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1 - 2 |
Float level is F (upper) |
6.5 to 8.5 Ω |
1 - 2 |
Float level is between F (upper) and E (lower) |
6.5 to 227.3 Ω (Gradually changes) |
1 - 2 |
Float level is E (lower) |
222.3 to 227.3 Ω |
*1 |
Front view of wire harness connector (to Fuel Sender Gauge Assembly (Main)) |
*2 |
Front view of wire harness connector (to Fuel Sender Gauge Assembly (Sub)) |
Result |
Proceed to |
---|---|
OK |
A |
NG (for 2GR-FE) |
B |
NG (for 1AR-FE) |
C |
B | ![]() |
REPLACE FUEL SENDER GAUGE ASSEMBLY (for 2GR-FE) |
C | ![]() |
REPLACE FUEL SENDER GAUGE ASSEMBLY (for 1AR-FE) |
|
5. |
CHECK FUEL SENDER GAUGE ASSEMBLY |
(a) Visually check for deformation on the fuel sender gauge assembly connector.
OK:
There is no deformation.
Result |
Proceed to |
---|---|
OK |
A |
NG (for 2GR-FE) |
B |
NG (for 1AR-FE) |
C |
A | ![]() |
REPLACE COMBINATION METER ASSEMBLY |
B | ![]() |
REPLACE FUEL SENDER GAUGE ASSEMBLY (for 2GR-FE) |
C | ![]() |
REPLACE FUEL SENDER GAUGE ASSEMBLY (for 1AR-FE) |
Security Indicator Light Circuit
DESCRIPTION
The security indicator light blinks continuously due to a continuous signal received
from the certification ECU (smart key ECU assembly) while the engine immobiliser
is set.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the certifica ...
AVC-LAN Circuit
DESCRIPTION
Each unit of the navigation system connected to the AVC-LAN (communication bus)
transmits switch signals via AVC-LAN communication.
If a short to +B or short to ground occurs in the AVC-LAN, the navigation system
will not function normally be ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL DRIVE MONITOR SWITCH
(a) Engage the 4 claws to install the driver monitor switch.
2. INSTALL RADIO AND DISPLAY RECEIVER ASSEMBLY WITH BRACKET (for Radio and Display ...