Remove coolant temperature sensor
WARNING:
Working on 12 V electrical system
.
Risk of short circuits! Risk of fire!
Risk of short circuits! Risk of fire!
- Make sure that there is no charger connected to the jump start terminal in the engine compartment.
- Detach battery ground lead from battery.
- For auxiliary batteries: Detach battery minus cables from all auxiliary batteries.
NOTE:
RISK OF DAMAGE
Damage to battery terminal, the safety battery terminal or the intelligent battery sensor (IBS) .
Damaged battery terminals can lead to malfunctions or vehicle electrical system faults .
Damage to battery terminal, the safety battery terminal or the intelligent battery sensor (IBS) .
Damaged battery terminals can lead to malfunctions or vehicle electrical system faults .
- Detach battery terminal from battery pole by carefully shifting to and fro. Do not pry off using a tool.
Preliminary work
- Refer to DEACTIVATING ELECTRICAL SYSTEM .
- Refer to REMOVING THE SEAL FOR THE HOOD REAR .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING ACOUSTIC COVER AT REAR .
- Refer to REMOVING THE DME CONTROL UNIT .
- Refer to REMOVING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
- Refer to REMOVING THE CONTROL UNIT HOLDER .
- Refer to REMOVING TANK VENT VALVE .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THE UNDERBODY PROTECTION OF THE STEERING GEAR .
- Refer to IF INSTALLED: REMOVING THE UNDERBODY PROTECTION OF THE STEERING SYSTEM .
- Refer to DRAINING THE COOLANT FROM THE LOW-TEMPERATURE COOLING SYSTEM .
- Refer to CONNECTING THE COOLANT LINES FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
- Refer to REMOVING THE INTAKE PLENUM .
WARNING:
Hot fluids
.
Risk of scalding!
Risk of scalding!
- Conduct all work in the vehicle wearing appropriate personal protective equipment only.
NOTE:
RISK OF DAMAGE
Electrostatic discharge .
Damage to or destruction of electrical components .
Electrostatic discharge .
Damage to or destruction of electrical components .
- Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
- Read and comply with user information on using the associated special tool 12 7 060.
- Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
- Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
- For additional information see: NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
- Unlock and loosen connector (1) .
- Loosen the coolant temperature sensor (2).
- Guide out and remove the coolant temperature sensor (2).
- Catch and dispose of leakage coolant.