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DTC Description
 
 
DTC DETECTION LOGIC
DTCM.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
P215900VEHICLE SPEED SEN B
(Vehicle Speed Sensor "B" Circuit Range/Performance)
Diagnosis conditionEngine running
Signal (Terminal)Right rear wheel speed sensor signal
ThresholdRight rear wheel speed sensor signal is invalid.
Diagnosis delay time5 seconds
 
 
POSSIBLE CAUSE
  • Harness or connectors (circuit is open)
  • Wheel speed sensor connector connection
  • Wheel speed sensor
  • Wheel spin
 
 
FAIL-SAFE
Fail safe modeVehicle behavior
Traveling control modeAccelerator angle variation controlECM controls the accelerator pedal depression speed to make it slower than actual speed. This causes a drop in accelerating performance and encourages the driver to repair malfunction.
noteECM does not control the accelerator pedal releasing speed.
Combustion control modeStratified charge combustion control at startingNo stratified charge combustion at starting (cold start).
 
 
DTC CONFIRMATION PROCEDURE
1.CHECK DTC PRIORITY
If DTC P2159 is displayed with other DTC, first perform the confirmation procedure (trouble diagnosis) for other DTC.
Is applicable DTC detected?
Perform diagnosis of applicable.
 
2.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
  1. Turn ignition switch OFF and wait at least 10 seconds.
  2. Turn ignition switch OFF and leave the vehicle for 1 hour.
cautionNever turn ignition switch ON during this procedure.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 11 V at idle.
: .
 
3.PERFORM DTC CONFIRMATION PROCEDURE
Start engine and let it idle for 5 seconds or more.
cautionNever turn ignition switch OFF during idling.
Is the DTC detected?
Proceed to DTC Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END