Engine and Transmission, Separating
Engine and Transmission, Separating
• Engine/transmission unit removed and attached to scissor lift platform (VAS 6131).
- Remove bolts - arrows - for left and right front transmission mounts.
- Remove bolt - arrow -.
- Disconnect right bottom coolant pipe from coolant hose - 1 -.
• Ignore - 2 -.
- Twist spindles of attachments - 2 - at left and right on subframe completely downward.
- Remove support pins from spindles.
- Remove subframe - 3 - to the side.
• A second technician is required to remove subframe.
- Twist spindles of attachments - 1 - at left and right on engine carrier - 4 - completely downward.
- Remove bolts - arrows - for engine mount on left and right.
- Remove engine carrier.
- Remove the 4 base plates of the support elements for engine carrier and subframe on scissor lift table (VAS 6131).
• The support points for front of engine and rear of transmission remain unchanged.
- Equip scissor lift platform (VAS 6131) with support set for Audi (VAS 6131/10) as follows:
* Support elements remain unchanged.
* Two washers (3 mm thick) must also be placed on the support element.
- Remove bolt - 1 - from bottom left of engine/transmission flange.
- Place two washers - arrows - (3 mm total thickness) on the mounting pins of support elements (VAS 6131/10-11) at rear of engine.
- Position support elements from (VAS 6131/10) at left on engine/transmission as shown in illustration.
- Position support elements from (VAS 6131/10) at right on engine/transmission as shown in illustration.
- Twist spindles of attachments upward far enough until all support pins make contact at support points.
- Tighten base plates for support elements to 20 Nm on scissor lift platform (VAS 6131).
• Place a cloth under separation point to catch escaping coolant.
- Disconnect coolant hoses - arrows - from the left coolant pipes.
- Remove bolts - 1 -.
- Pull oil dipstick guide tube upward and off - arrow -.
- Disconnect oxygen sensor electrical connectors - 1 to 8 -.
• To disconnect electrical connectors - 3 - and - 6 -, unclip bracket for connectors from air filter housing and turn over (shown in close-up).
- Remove bolts - arrows - and pivot the bracket for left exhaust manifolds with catalytic converters downward.
- Remove nuts - 1 to 4 - and both left exhaust manifolds with catalytic converters.
- Disconnect electrical harness connector at left on transmission, by pivoting the twist lock counterclockwise - arrow -.
- Disconnect electrical harness connector - arrow - at Sensor for transmission RPM (G182).
- Remove both bolts - 1 - and - 2 - for upper right coolant pipe.
• Ignore - arrows -.
• Coolant pipe remains in installed position.
- Disconnect coolant hoses - arrows -.
- Remove bolts - 1 -.
- Disconnect coolant connections at engine oil cooler.
- Remove bolts - arrows - and pivot the bracket for right exhaust manifolds with catalytic converters downward.
- Remove nuts - 1 to 4 - and both right exhaust manifolds with catalytic converters.
- Disconnect electrical harness connector - arrow - at right engine mount.
- Remove bolts - 1 to 6 -.
- Remove engine support with engine mount.
- Remove Ground (GND) cable - 4 - on starter.
- Disconnect electrical wires - 2 - and - 3 - on starter.
- Remove bolts - 1 - and - 5 - and starter.
- Remove 6 bolts - arrows - of torque converter in the opening of the removed starter (turn crankshaft 1/3 rotation in each case).
• To loosen the torque converter bolts counterhold main bolt of crankshaft.
- Remove engine/transmission connecting bolts.
- Loosen side clamping screws - 1 - on scissor lift platform (VAS 6131) and pull rear platform top with transmission toward rear - arrow -, simultaneously push torque converter through opening of drive plate while doing this.
• After removing the engine from the scissor lift table (VAS 6131), do not set it down on the oil pan.
• For performing work, lift engine using Shop Crane (VAS 6100) and secure to Engine and Transmission Holder (VAS 6095) => [ Engine, Securing on Assembly Stand ] Engine, Securing to Assembly Stand.