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F0:Data List - Test Step 03 Coolant Temperature Opel Corsa B

Multec-M (14 SE / C 14 SE / C 16 SE) F0:DATA LIST

No.TECH 1 DisplayConditions for CheckingNominal ValueTrouble CodesTerminal
03COOLANT TEMP.Engine running at idle speed,

operating temperature

(Voltage {V} changes at approx. 50 °C/122 °F)

85 to 110 °C/

185 to 230 °F

2.21 to 1.43 V14,15B 12/A 11
Trouble-shooting:Nominal Value:Cause of Fault:
(If nominal value is not attained)

· Ignition OFF

· Disconnect coolant temperature sensor plug P 30

· Disconnect intake air temperature sensor plug P 29

· Disconnect intake manifold pressure sensor plug P 23

· Ignition ON

less than -35 °C/-95 °F

greater than 4,9 V· Short circuit in wiring harness

from: coolant temperature sensor P 30 (BL)

to: ground

or

from: coolant temperature sensor P 30 (BR)

to: coolant temperature sensor P 30 (BL)

· Ignition OFF

· Connect intake air temperature sensor plug P 29

· Ignition ON

less than -35 °C/-95 °F

greater than 4,9 V

· Intake air temperature sensor P 29 defective

· Ignition OFF

· Connect intake manifold pressure sensor plug P 23

· Ignition ON

less than -35 °C/-95 °F

greater than 4,9 V· Intake manifold pressure sensor P 23 defective

· Ignition OFF

· Bridge coolant temperature sensor plug P 30:

from: wiring harness plug (BR: brown)

to: wiring harness plug (BL: blue)

· Ignition ON

greater than 145 °C/

293 °F

less than 0,1 V

· Lead interruption

from: coolant temperature sensor P 30 (BL)

to: control unit K 57/K 91 Ter. B 12

or

from: coolant temperature sensor P 30 (BR)

to: control unit K 57/K 91 Ter. A 11

· Control unit defective

If nominal values are attained
· Coolant temperature sensor P 30 defective