ECM LambdaCAN Series, Instruction Manual

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9
Parameter
Name
Displayed
Full Parameter Name Parameter Description
O2R %O2real (%) %O2 before addition of Delta O2 Table
IP1 Ip1 (A) Pressure-compensated Lambda sensor pumping current
RPVS RPVS (Ohms) Lambda sensor internal VS cell resistance
VHCM VH Commanded (V) Desired heater voltage commanded by the module
VS VS (V) Lambda sensor internal VS cell voltage
VP1P VP+ (V) Lambda sensor pumping voltage
VSW Vsw (V) Supply voltage measured at the module
VH VH Measured (V) Actual heater voltage at the module
TEMP Circuit Board Temp (°C) Temperature of the module circuit board
IP1R Ip1raw (bits) Lambda sensor pumping current (unsigned integer format)
PR16 Praw16 (bits) 16 bit Pressure sensor output voltage (unsigned integer format)
ERFL Error bit flags (bits) Module error flags (unsigned long format)
ERCd ECM CANopen Error Code ECM CANopen Error Code
PR10 Praw10 (bits) 10 bit Pressure sensor output voltage (unsigned integer format)
PCF Pressure Correction Factor
Lambda sensor pressure compensation correction factor x
10000
PCFE ECM diagnostic parameter
O2E ECM diagnostic parameter
IP1E ECM diagnostic parameter
PE ECM diagnostic parameter
P P (mmHg) Pressure sensor measured pressure (absolute) in mmHg
LAMR LAMBDAreal Lambda before addition of Delta Lambda Table
AFR Air-Fuel Ratio Air-Fuel ratio calculated using LAMBDA
PHI PHI PHI = 1/LAMBDA
FAR FAR*10000 FAR = (1/AFR) * 10000
LAM LAMBDA Lambda after addition of Delta Lambda Table
O2 O2 (%) %O2 after addition of Delta O2 Table
IP1X Ip1 non Pcomp (A) Non-pressure compensated Lambda sensor pumping current
PVLP P (V) Raw volts from pressure sensor
PKPA P (kPa) Pressure sensor measured pressure (absolute) in kPa
PBAR P (bar) Pressure sensor measured pressure (absolute) in bar
PPSI P(psi) Pressure sensor measured pressure (absolute) in psi
PERF Pressure error bit flags Pressure sensor bit flags (LambdaCANp only)
PERC CANopen error code ECM CANopen pressure error code (LambdaCANp only)
Table 2: LambdaCAN* Parameter List