Repair
Replacing NTC
Tools:
Torx screwdriver PinTX10
Openended spanner 9 mm AF
Torque wrench
Procedure:
1. Follow general disassembly (see page
17).
2. Remove PCB housing (301).
3. Unplug NTC connector from electronic
control board (300).
4. Remove defective NTC temperature
sensor (219) from thermoblock (215) and
replace it with a new one.
5. Assemble in reverse sequence.
Reuse spring lock washer (220)
and tighten new NTC temperature
sensor (219) with torque wrench
(140 160 Ncm).
Service Manual C91 / D91
17
Version 1.0
en