COMPONENTS
ILLUSTRATION
InstallationRandom Access Memory (RAM) (P0604)
MONITOR DESCRIPTION
The ECM continuously monitors its internal memory status. This self-check ensures
that the ECM is functioning properly. It is diagnosed by internal "mirroring" of
the main CPU and sub CPU to detect Random Access Memory (RAM) ...
Engine Speed Signal Error (Test Mode DTC) (C2194/94)
DESCRIPTION
The tire pressure warning ECU receives an engine speed signal from the ECM. This
DTC is stored upon entering signal check mode (test mode), and cleared when an engine
speed signal of 1000 rpm is detected for 3 seconds or more. This DTC is outp ...
Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1) (P2237-P2239,P2252,P2253)
DESCRIPTION
Refer to DTC P2195 (See page ).
HINT:
Although the DTC titles say oxygen sensor, these DTCs relate to the air fuel
ratio sensor.
DTC No.
DTC Detection Condition
Trouble Area
P2237
...