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) |
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR WHEELS
2. REMOVE CENTER EXHAUST PIPE ASSEMBLY
(a) Remove the center exhaust pipe assembly.
HINT:
Refer to the instructions for Removal of the exhaust pipe (See page
for 2GR-FE,
for 1AR-FE).
3. REMOVE PROPELLER WITH ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE MAGNETIC SWITCH ASSEMBLY
(a) Remove the nut and disconnect the lead wire from the magnetic switch.
(b) Remove the 2 screws holding the magnetic switch to t ...
Front Occupant Classification Sensor LH Circuit Malfunction (B1780)
DESCRIPTION
The front occupant classification sensor LH circuit consists of the occupant
classification ECU and front occupant classification sensor LH.
DTC B1780 is recorded when a malfunction is detected in the front occupant classification
sensor LH c ...