|
No.
|
TECH 1 Display
|
Conditions for
Checking
|
Nominal Value
|
Trouble Codes
|
Terminal
|
|
|
07
|
INTAKE AIR TEMP.
|
Engine running at idle speed, operating temperature
Ambient temperature higher than 10 °C / 50 °F
|
10 to 80 °C /
50 to 176 °F
3.0 to 0.5 V
|
69, 71
|
6, 19
|
|
|
Note: TECH 1 checks
the temperature value of intake air temperature sensor P29 at Ter. 6. The
voltage value is also displayed.
|
|
Notes on Trouble - shooting:
|
Nominal Value:
|
Cause of Fault:
|
|
|
· Engine
Off, ignition On.
Disconnect plug from intake
air temperature sensor P29
|
lower than - 35 °C / - 31 °F
greater than 4.9 V
|
· Short
circuit between signal and ground leads in wiring harness
· Control
unit K69 defective
|
|
|
· Short -
circuit both contacts in intake air temperature sensor plug using adapter
lead from Electronic - Kit I KM - 609
|
greater than 180 °C / 356 °F
lower than 0.1 V
|
· Lead
interruption from
- control unit
K69 / Ter. 6 to intake air temperature sensor P29 / Ter. 1
- intake air
temperature sensor P29 / Kl .2 to ground
· Control
unit defective
|
|
|
Nominal values are attained
Checking values for intake air temperature sensor:
|
5000 - 2000 W
at + 10 °C / 50 °F to
+ 30 °C / 86 °F
|
· Intake
air temperature sensor P29 defective
|
|
|
|
|
|
|
|
|
|
|
