RX400h · Service Manual HYBRID SYSTEM

P0336-137

Diagnostic trouble codes

DESCRIPTION

  1. The crankshaft position sensor sends the engine speed signal (NE) to the engine CPU and HV CPU of the HV control ECU. The HV control ECU compares the input engine speed signals (NE) in the engine CPU and HV CPU. If any abnormality is found, this DTC will be output.
DTCNo.
INF Code
DTC Detection Condition
Trouble Area
P0336
137
Conditions 1 and 2 continue for 1.5 seconds (1 trip detection logic):
  1. Engine speed exceeds idling speed
  2. Difference between the engine speed calculated by the engine CPU and HV CPU is 300 rpm or more
HV control ECU
A105137E01

WIRING DIAGRAM

A113943E02

INSPECTION PROCEDURE


1. REPLACE HYBRID VEHICLE CONTROL ECU

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COMPLETED


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