METER / GAUGE / DISPLAY METER / GAUGE SYSTEM(for 12.3 Inch Display) Engine Coolant Temperature Receiver Gauge Malfunction
DESCRIPTION
The combination meter assembly receives engine coolant temperature signals from the ECM via CAN communication. The combination meter assembly displays an engine coolant temperature warning based on the data received from the ECM.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
- NOTICE:
- ·
When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.
·When replacing any of the following ECUs, update the ECU security key.
-Combination meter assembly
-ECM
·Before replacing the ECM, refer to Service Bulletin.*
*: for Gasoline Model
PROCEDURE
Check if CAN communication system DTCs are output.
for HV Model: Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM (for HV Model)>DIAGNOSIS SYSTEM202307,999999,_57,_080743,_0392424,RM100000002CP2C,
for Gasoline Model: Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM (for Gasoline Model (except NR Series))>DIAGNOSIS SYSTEM202304,999999,_57,_080743,_0598531,RM100000002BFVC,
- Result:
Result Proceed to DTCs are not output A DTCs are output B
A
B
for HV Model: Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM (for HV Model)>HOW TO PROCEED WITH TROUBLESHOOTING202304,999999,_57,_080743,_0392424,RM100000002BB1R,
for Gasoline Model: Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM (for Gasoline Model (except NR Series))>HOW TO PROCEED WITH TROUBLESHOOTING202304,999999,_57,_080743,_0598531,RM100000002BFV9,
Check if SFI system DTCs are output.
- Powertrain > Engine > Trouble Codes
- 50001 372
- Result:
Proceed to OK NG
OK
NG
for HV Model (for 8ZR-FXE): Click hereEngine / Hybrid System>8ZR-FXE (ENGINE CONTROL)>SFI SYSTEM>DIAGNOSTIC TROUBLE CODE CHART202304,999999,_51,_080778,_0393982,RM100000002BDLL,
for HV Model (for M20F-FXS, M20G-FXS): Click hereEngine / Hybrid System>M20F-FXS, M20G-FXS (ENGINE CONTROL)>SFI SYSTEM>DIAGNOSTIC TROUBLE CODE CHART202307,999999,_51,_146896,_0611112,RM100000002CI47,
for Gasoline Model (for M15B-FKS): Click hereEngine / Hybrid System>M15B-FKS (ENGINE CONTROL)>SFI SYSTEM>DIAGNOSTIC TROUBLE CODE CHART202304,999999,_51,_096196,_0456237,RM100000002BAMI,
for Gasoline Model (for M15C-FKS): Click hereEngine / Hybrid System>M15C-FKS (ENGINE CONTROL)>SFI SYSTEM>DIAGNOSTIC TROUBLE CODE CHART202304,999999,_51,_096205,_0456238,RM100000002BG0F,
for Gasoline Model (for M20A-FKS): Click hereEngine / Hybrid System>M20A-FKS (ENGINE CONTROL)>SFI SYSTEM>DIAGNOSTIC TROUBLE CODE CHART202304,999999,_51,_101144,_0469422,RM100000002BDZM,
for Gasoline Model (for M20C-FKS): Click hereEngine / Hybrid System>M20C-FKS (ENGINE CONTROL)>SFI SYSTEM>DIAGNOSTIC TROUBLE CODE CHART202304,999999,_51,_105190,_0484152,RM100000002BG1R,
for Gasoline Model (for M20E-FKS): Click hereEngine / Hybrid System>M20E-FKS (ENGINE CONTROL)>SFI SYSTEM>DIAGNOSTIC TROUBLE CODE CHART202304,999999,_51,_101153,_0478272,RM100000002BG35,
Using the GTS, read the Data List.
- Body Electrical > Combination Meter > Data List
-
Tester Display Measurement Item Range Normal Condition Diagnostic Note Coolant Temperature Engine coolant temperature Min.: 0°C (0°F), Max.: 127.0°C (260.6°F) 75 to 100°C (167 to 212°F): After warming up the engine -
- Body Electrical > Combination Meter > Data List
-
Tester Display Coolant Temperature - 50003 409 48
for 8ZR-FXE
- Powertrain > Engine > Data List
-
Tester Display Measurement Item Range Normal Condition Diagnostic Note Coolant Temperature Engine coolant temperature Min.: -40°C (-40°F), Max.: 140°C (284°F) 75 to 100°C (167 to 212°F): After warming up This is the engine coolant temperature.
- HINT:
- ·
After warming up the engine, the engine coolant temperature will be 75 to 100°C (167 to 212°F).
·After a long soak, the engine coolant temperature, intake air temperature and ambient air temperature will be approximately equal.
·If the value is -40°C (-40°F), or higher than 135°C (275°F), the sensor circuit is open or shorted.
·Check if the engine overheats if the value indicated is higher than 135°C (275°F).
- Powertrain > Engine > Data List
-
Tester Display Coolant Temperature - 50003 372 205
for M15B-FKS:
- Powertrain > Engine > Data List
-
Tester Display Measurement Item Range Normal Condition Diagnostic Note Coolant Temperature Engine coolant temperature Min.: -40°C (-40°F), Max.: 215°C (419°F) 75 to 100°C (167 to 212°F): After warming up This is the engine coolant temperature.
- HINT:
- ·
After warming up the engine, the engine coolant temperature will be 75 to 100°C (167 to 212°F).
·After a long soak, the engine oil temperature, engine coolant temperature, intake air temperature and ambient air temperature will be approximately equal.
·If the value is -40°C (-40°F), or higher than 135°C (275°F), the sensor circuit is open or shorted.
·Check if the engine overheats if the value indicated is higher than 135°C (275°F).
- Powertrain > Engine > Data List
-
Tester Display Coolant Temperature - 50003 372 205
for M15C-FKS:
- Powertrain > Engine > Data List
-
Tester Display Measurement Item Range Normal Condition Diagnostic Note Coolant Temperature Engine coolant temperature Min.: -40°C (-40°F), Max.: 215°C (419°F) 75 to 100°C (167 to 212°F): After warming up This is the engine coolant temperature.
- HINT:
- ·
After warming up the engine, the engine coolant temperature will be 75 to 100°C (167 to 212°F).
·After a long soak, the engine oil temperature, engine coolant temperature, intake air temperature and ambient air temperature will be approximately equal.
·If the value is -40°C (-40°F), or higher than 135°C (275°F), the sensor circuit is open or shorted.
·Check if the engine overheats if the value indicated is higher than 135°C (275°F).
- Powertrain > Engine > Data List
-
Tester Display Coolant Temperature - 50003 372 205
for M20A-FKS:
- Powertrain > Engine > Data List
-
Tester Display Measurement Item Range Normal Condition Diagnostic Note Coolant Temperature Engine coolant temperature Min.: -40°C (-40°F), Max.: 140°C (284°F) 75 to 100°C (167 to 212°F): After warming up This is the engine coolant temperature.
- HINT:
- ·
After warming up the engine, the engine coolant temperature will be 75 to 100°C (167 to 212°F).
·After a long soak, the engine coolant temperature, intake air temperature and ambient air temperature will be approximately equal.
·If the value is -40°C (-40°F), or higher than 135°C (275°F), the sensor circuit is open or shorted.
·Check if the engine overheats if the value indicated is higher than 135°C (275°F).
- Powertrain > Engine > Data List
-
Tester Display Coolant Temperature - 50003 372 205
for M20C-FKS:
- Powertrain > Engine > Data List
-
Tester Display Measurement Item Range Normal Condition Diagnostic Note Coolant Temperature Engine coolant temperature Min.: -40°C (-40°F), Max.: 140°C (284°F) 75 to 100°C (167 to 212°F): After warming up This is the engine coolant temperature.
- HINT:
- ·
After warming up the engine, the engine coolant temperature will be 75 to 100°C (167 to 212°F).
·After a long soak, the engine coolant temperature, intake air temperature and ambient air temperature will be approximately equal.
·If the value is -40°C (-40°F), or higher than 135°C (275°F), the sensor circuit is open or shorted.
·Check if the engine overheats if the value indicated is higher than 135°C (275°F).
- Powertrain > Engine > Data List
-
Tester Display Coolant Temperature - 50003 372 205
for M20E-FKS:
- Powertrain > Engine
-
Tester Display Measurement Item Range Normal Condition Diagnostic Note Coolant Temperature Engine coolant temperature Min.: -40°C (-40°F), Max.: 140°C (284°F) 75 to 100°C (167 to 212°F): After warming up This is the engine coolant temperature.
- HINT:
- ·
After warming up the engine, the engine coolant temperature will be 75 to 100°C (167 to 212°F).
·After a long soak, the engine coolant temperature, intake air temperature and ambient air temperature will be approximately equal.
·If the value is -40°C (-40°F), or higher than 135°C (275°F), the sensor circuit is open or shorted.
·Check if the engine overheats if the value indicated is higher than 135°C (275°F).
- Powertrain > Engine > Data List
-
Tester Display Coolant Temperature - 50003 372 205
for M20F-FXS, M20G-FXS:
- Powertrain > Engine
-
Tester Display Measurement Item Range Normal Condition Diagnostic Note Coolant Temperature Engine coolant temperature Min.: -40°C (-40°F), Max.: 140°C (284°F) 75 to 100°C (167 to 212°F): After warming up This is the engine coolant temperature.
- HINT:
- ·
After warming up the engine, the engine coolant temperature will be 75 to 100°C (167 to 212°F).
·After a long soak, the engine coolant temperature, intake air temperature and ambient air temperature will be approximately equal.
·If the value is -40°C (-40°F), or higher than 135°C (275°F), the sensor circuit is open or shorted.
·Check if the engine overheats if the value indicated is higher than 135°C (275°F).
- Powertrain > Engine > Data List
-
Tester Display Coolant Temperature - 50003 372 205
- Result:
Proceed to OK NG
OK
for HV Model (for 8ZR-FXE): Click hereEngine / Hybrid System>8ZR-FXE (ENGINE CONTROL)>SFI SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING201906,999999,_51,_080778,_0393982,RM100000001I22L,
for HV Model (for M20F-FXS, M20G-FXS): Click hereEngine / Hybrid System>M20F-FXS, M20G-FXS (ENGINE CONTROL)>SFI SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING202307,999999,_51,_146896,_0611112,RM100000002CI3U,
for Gasoline Model (for M15B-FKS): Click hereEngine / Hybrid System>M15B-FKS (ENGINE CONTROL)>SFI SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING202101,999999,_51,_096196,_0456237,RM100000001TN89,
for Gasoline Model (for M15C-FKS): Click hereEngine / Hybrid System>M15C-FKS (ENGINE CONTROL)>SFI SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING202101,999999,_51,_096205,_0456238,RM100000001TNCS,
for Gasoline Model (for M20A-FKS): Click hereEngine / Hybrid System>M20C-FKS (ENGINE CONTROL)>SFI SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING202107,999999,_51,_105190,_0484152,RM100000001XA88,
for Gasoline Model (for M20C-FKS): Click hereEngine / Hybrid System>M20A-FKS (ENGINE CONTROL)>SFI SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING202104,999999,_51,_101144,_0469422,RM100000001VI4A,
for Gasoline Model (for M20E-FKS): Click hereEngine / Hybrid System>M20E-FKS (ENGINE CONTROL)>SFI SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING202104,999999,_51,_101153,_0478272,RM100000001WJJL,
NG