Nissan Sentra Service Manual: B2268 water temp
Description
The engine coolant temperature signal is transmitted from ecm to the combination meter via can communication.
Dtc logic
Dtc detection logic
| Dtc | Consult | Detection condition | Probable malfunction location |
| B2268 | Water temp meter [b2268] | Ecm continuously transmits abnormal engine coolant temperature signals for 60 seconds or more |
|
Diagnosis procedure
1.Perform self-diagnosis of ecm
Perform Self Diagnostic Result of ECM, and repair or replace malfunctioning parts.
>> Refer to EC-66, "CONSULT Function".
B2267 engine speed
Description
The engine speed signal is transmitted from ecm to the combination meter via
can communication.
Dtc logic
Dtc detection logic
Dtc
Consult
Detection condition
Possible ...
Power supply and ground circuit
Combination meter
COMBINATION METER : Diagnosis Procedure
Regarding Wiring Diagram information, refer to MWI-28, "Wiring Diagram".
1.Check fuses
Check that the following fuses are not bl ...
Other materials:
To protect your vehicle from corrosion
Wash and wax your vehicle often to keep the
vehicle clean.
Always check for minor damage to the paint
and repair it as soon as possible.
Keep drain holes at the bottom of the doors
open to avoid water accumulation.
Check the underbody for accumulation of
sand, dirt or salt. If prese ...
Hvac branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the a/c auto amp. For damage, bend
and loose connection (unit
side and connector side).
Is the inspection result normal? ...
P0197, P0198 EOTSensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0197
EOT SEN/CIRC
(Engine oil temperature
sensor circuit low)
An excessively low voltage from the engine
oil temperature sensor ...
