Multec- S X 14 XE / X 16 XE (L) F0:DATA LIST
| No. | TECH 1 Display | Conditions for Checking | Nominal Value | Trouble Codes | Terminal |
|---|---|---|---|---|---|
| 08 | INTAKE AIR TEMP. | Ignition ON | TECH 1 display approx. ambient temperature | 69, 71 | B4, F15 |
| Notes on Trouble-shooting: | Nominal Value: | Cause of fault: |
(If nominal value is not attained)
· Ignition OFF
· Disconnect wiring harness plug from:
P23 intake manifold pressure sensor
P29 intake air temperature sensor
· Ignition ON
· Using multimeter, measure voltage:
from: P29 wiring harness plug for intake air temperature sensor Ter. B
to: ground
| 4.9 to 5.1 V |
|---|
| · Short circuit to voltage |
(with measured value higher than 5.1 V) or short circuit to ground/circuit interruption
(with measured value lower than 4.9 V)
from: K57 wiring harness plug for engine control unit Ter. B4
to: P29 wiring harness plug for intake air temperature sensor Ter. B
· K57 engine control unit defective
· Bridge wiring harness plug:
from: P29 wiring harness plug for intake air temperature sensor Ter. A
to: P29 wiring harness plug for intake air temperature sensor Ter. B
· TECH 1 data list no. 08 INTAKE AIR TEMP.
| higher than 145°C/293 °F |
lower than 0.1 V
| · Circuit interruption |
from: P29 wiring harness plug for intake air temperature sensor Ter. A
to: K57 wiring harness plug for engine control unit Ter. F15
· K57 engine control unit defective
· Using multimeter, measure resistance:
from: P29 intake air temperature sensor Ter. A
to: P29 intake air temperature sensor Ter. B
| Temperature Resistance |
[°C] [kW]
0 approx. 9.5
20 approx. 3.6
40 approx. 1.5
80 approx. 0.3
| · P29 intake air temperature sensor defective | ||
|---|---|---|
| · Check according to data list no. 06 MAP SENSOR | Nominal values OK | · Remedy according to data list no. 06 MAP SENSOR |