| Test | TECH 1 | Notes | Nominal Values | Pin | Possible |
|---|---|---|---|---|---|
| Step | Display | Trouble | |||
| No. | Codes | ||||
| 06 | COOLANT TEMP. | Engine at idle speed, | 80 to 110 °C/176 to 230 °F | 45/26 | 14, 15 |
| operating temperature | 1.4 to 0.5 V |
Trouble-shooting: Nominal Value: Cause of Fault:
(If nominal value is not attained)
· Ignition ON
· Remove temperature sensor < - 35 °C/95 °F > 4.9 V · Short circuit between signal
plug and ground lead in wiring harness
· Control unit defective
· Short-circuit both contacts in > 180 °C/356 °F < 0.1 V · Lead interruption from
termperature sensor plug using adapter - Control unit Ter. 45 to
cables from KM-609 temperature sensor
- Control unit Ter. 26 to
temperature sensor
· Control unit defective
If nominal values are attained · Temperature sensor defective
Coolant temperature sensor checking values:
15 to 30 °C/59 to 86 °F: 1.3 to 3.6 kW
80 °C/176 °F: 250 to 360 W