Mazda CX-7 2007 Workshop Manual page 575

Monitor item Unit/
(Definition) Condition
OL/CL/
FUELSYS OL-Drive/
(Fuel system status) OL-Fault/
CL-Fault
GENVDSD
(Generator voltage
desired)
HTR11
On/Off
(HO2S heater (front))
HTR12
On/Off
(HO2S heater (rear))
°C
IAT
(Intake air temperature)
IMRC (Variable swirl
On/Off
solenoid valve)
INGEAR (Load/no load
On/Off
condition)
IVS (CTP condition)
Off Idle
KNOCKR (Knocking
retard)
LDP_EVAPCP (EVAP
system leak detection
pump detect incorrect
purge flow)
LDP_IDL (EVAP
system leak detection
pump idle current)
LDP_MON (EVAP
system leak detection
pump monitoring
current)
LDP_REF (EVAP
system leak detection
pump reference
current)
LDP_SLDV (EVAP
system small leak
detection value)
*1
LDP_VSL_FV (EVAP
mA/sec
system very small leak
detection fail value)
*1
LDP_VSL_SV (EVAP
mA/sec
system very small leak
detection safe value)
*1
LDP_VSLDV (EVAP
mA/sec
system small leak
detection value)
LOAD (Engine load)
CONTROL SYSTEM [L3 WITH TC]
Condition/Specification
(Reference)
Ignition switch to the ON position:
OL_Drive
Idle (after warm up): CL
Idle: Approx. 13.83 V
V
operating)
Idle (after warm up): On⇔Off
Idle: On
Engine speed is above 4,000 rpm:
Off
Ignition switch to the ON position
°F
position: Indicate the IAT
IAT 20 °C {68 °F}: 2.4— 2.6V
V
IAT 30 °C {86 °F}: 1.7— 1.9V
Engine speed is below Approx.
3,750 rpm and ECT is below 60 °C
{140 °F}: On
Others: Off
Driving range: On
Except above: Off
Others: On
Idle/ APP closed: Idle
Others: Off Idle
Ignition switch to the ON position: 0
° °
Idle: 0 °
Indicate the EVAP control system
A
incorrect purge flow detection value
Indicate the EVAP system leak
A
detection pump idle current
Indicate the EVAP system leak
A
detection pump monitoring current
Indicate the EVAP system leak
A
detection pump reference current
Indicate the EVAP control system
A
small leak detection value
Indicate EVAP system very small
leak detection fail value
Indicate EVAP system very small
leak detection safe value
Indicate the EVAP control system
vary small leak detection value
Ignition switch to the ON position:
0%
% Idle (after warm up): 17.1— 18.5%
Engine speed is 2,500 rpm: 14.2—
15.2
Inspection item
• The following PIDs:
— IAT, MAF, TP, MAP, ECT, RPM,
O2S11, O2S12, INGEAR, PSP,
VPWR, ALTT V
• Fuel injector
• Perform applicable DTC
*1
(E/L not
troubleshooting.
• The following PIDs:
— IAT, MAF, TP, ECT, RPM
• The following PIDs:
— IAT, MAF, ECT, RPM, ACSW
• MAF/IAT sensor
• The following PIDs:
— TP, ECT, RPM
• Variable swirl solenoid valve
• Perform applicable DTC
troubleshooting.
• Perform applicable DTC
troubleshooting.
• KS
• Perform applicable DTC
troubleshooting.
• Perform applicable DTC
troubleshooting.
• Perform applicable DTC
troubleshooting.
• Perform applicable DTC
troubleshooting.
• Perform applicable DTC
troubleshooting.
• Perform applicable DTC
troubleshooting.
• Perform applicable DTC
troubleshooting.
• Perform applicable DTC
troubleshooting.
• MAF/IAT sensor
PCM
terminal
—
01-40
—
2C
2D
1M
2AS
—
2AK
2AL
2U
2V
—
—
—
—
—
—
—
—
—
01-40–19