Operation CHARM: Car repair manuals for everyone.

Trionic Without Traction Control (TCS)



Trionic Engine Management System (without TCS) - Part 1:




Trionic Engine Management System (without TCS) - Part 2:






1 Battery in engine bay

22A Fuse holder behind lid in glove box

47 Main instrument display panel in facia

47A Fuel gauge

47C Coolant temperature gauge

47K SHIFT UP warning lamp

73 Timing service instrument socket on (H6-1) the left-hand side of the engine bay by the modification identity plate

75 Distribution block, positive battery supply, at the battery tray

76 Switch for raising engine idling speed (automatic transmission) under the centre console by the gear selector in gear selector switch 239.

102 Fuel pump relay in the main fuse box behind the glove box (22B:l)

110 Tachometer in the main instrument display panel

131 Control module for the Cruise Control system on the left of the steering column under the facia

132 Vehicle speed sensor in the speedometer in the main instrument display panel

136 Lambda sensor on exhaust pipe at the turbo manifold

155 Relay for A/C radiator fan in the main fuse box in the engine bay (342B:E)

157 Spark plugs on top of engine under the cover

159 Distribution terminal + 15 in main fuse box behind the glove box

166 Pressure switch for the A/C radiator fan on the dryer unit in front of the right-hand wheel housing

171 Anti4reeze thermostat (cycling clutch switch) for the A/C centered on the evaporator housing

179 BPC valve on the radiator fan shroud 202 Coolant temperature sensor (NTC resistor) on inlet manifold flange between cylinders 2 and 3

203 Throttle position sensor on the throttle housing

206 Fuel injectors
2.0 L: underneath the inlet manifold
2.3 L: above the inlet manifold

210 EDU trip computer in the main instrument display panel

229 Main relay for the TRIONIC system in the main fuse box behind the glove box (22B:H)

230 Distribution terminal +30 in the main fuse box behind the glove box

231 Distribution terminal +54 in the main fuse box behind the glove compartment

239 Gear selector switch (automatic transmission) under the centre console on the selector lever assembly

271 Lambda sensor preheater, integrated into the sensor

272 Idle air control valve on intake pipe, in the center

321 EVAP canister valve in right-hand wheel housing

323 Fuel pump in fuel tank under luggage compartment floor

345 Crankshaft position sensor behind the pulley on the oil pump housing

346 Ignition discharge module on the valve cover

347 Data link connector (diagnostic test (H10-8) socket), engine electronics, under right-hand front seat (black)

407 Air temperature sensor (NTC resistor)

in the engine bay on the inlet manifold

430 TRIONIC control module in the engine bay behind the bulkhead partition

431 Manifold absolute pressure sensor in the engine bay on the bulkhead partition

443 Relay, lambda sensor preheating disconnect, under the facia on the left-hand side of the bracket for the control module for the Cruise Control system

444 TRIONIC data link connector (test (H6-10) socket) (only for production)
2-pole connector

H2-19 Under facia on left of steering column
3-pole connectors

H3-20 Behind the main instrument display panel at the speedometer (ME)

H3-25 On the bracket for the control module for the Cruise Control system
4-pole connectors

H4-4 At the fuel pump under the luggage compartment floor

H4-8 In the engine bay under the intake pipe

H4-12 At the right-hand wheel housing beside the windscreen washer fluid reservoir

H4-16 In the engine bay behind the bulkhead partition at extreme right (black)
6-pole connector

H6-5 In the front right-hand corner behind the light cluster at the washer fluid reservoir

10 pole connectors

H10-7 In the engine bay on the left-hand side of the windscreen wiper motor (black)

H10-13 On the left-hand side of the engine bay, at the windscreen wiper motor (grey)

H10-15 Behind the left-hand headlamp

H10-18 On the ignition discharge module

H10-19 On the left-hand side of the engine bay, at the windscreen wiper motor (blue)

24-pole connectors

H24-1 In the engine bay on the bulkhead partition

G2 Battery tray grounding point, on the left-hand wheel housing

G5 Grounding point under the rear seat on the left-hand side

G8 Grounding point on the facia at the front left-hand speaker socket

G7 Grounding point on engine, at rear of engine on the bracket under the intake pipe

G24 Grounding point, right-hand front seat member