Fitment: Fits selected models across Audi and Volkswagen. Confirm exact fitment before ordering.
Product Description
The Cooltec WATER PUMP AUXILIARY 3PIN is designed to support the main cooling system by circulating coolant through critical areas, especially during periods of high engine demand or after shutdown. This auxiliary water pump is essential for maintaining optimal engine temperature and preventing overheating in modern vehicles.
This part is compatible with select Audi and Volkswagen models, including popular options like the Golf VII, Passat, Tiguan, A3, and TT. It features a 3-pin electrical connector and dual hose ports for straightforward integration into your vehicle's cooling system. Always confirm your vehicle's model, year, engine size, and engine code before ordering to ensure proper fitment.
Common symptoms of a failing auxiliary water pump include poor cabin heating, engine overheating at idle, unusual noises from the pump area, coolant leaks, intermittent cooling fan operation, and warning lights related to engine temperature. If you notice any of these issues, the auxiliary water pump may require inspection or replacement.
Replacing the auxiliary water pump is recommended if you experience reduced coolant flow, visible leaks, or electrical faults in the pump circuit. Timely replacement helps prevent engine overheating and ensures consistent cabin heating and cooling performance.
Order your Cooltec WATER PUMP AUXILIARY 3PIN from MiMi Auto Parts for reliable service and nationwide delivery across South Africa. Our knowledgeable team is ready to assist with any fitment questions to ensure you get the right part for your Audi or Volkswagen.
Common signs this part may need replacement
Engine overheating at idle or low speeds
Poor or no cabin heating
Unusual noises from the auxiliary pump area
Coolant leaks near the auxiliary pump
Intermittent or non-functioning cooling fans
Warning lights for engine temperature or cooling system
Reduced coolant circulation after engine shutdown
Electrical faults or error codes related to the pump
Typical replacement guidance
Replace the auxiliary water pump if you notice overheating, poor cabin heating, or coolant leaks. Early intervention helps maintain engine performance and prevents costly damage.
Why timely replacement matters
Timely replacement of the auxiliary water pump ensures efficient coolant circulation and prevents engine overheating. Neglecting this part can lead to engine damage and reduced comfort in your vehicle.
Vehicle Compatibility
This part is confirmed to fit the following vehicles:
AUDI A1 / S1 (8X1, 8XK) 2011 – 2019 1.8 TFSI (DAJB) – 141 kW / 192 HP Engine Code DAJB Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A1 / S1 Sportback (8XA, 8XF) 2012 – 2019 1.8 TFSI (DAJB) – 141 kW / 192 HP Engine Code DAJB Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A1 Sportback (GBA) 2018 – 2026 40 TFSI (CZPC|DKZC) – 147 kW / 200 HP Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 (8V1, 8VK) 2012 – 2018 1.8 TFSI (CJSA) – 132 kW / 180 HP Construction Year from 201301 Engine Code CJSA Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 (8V1, 8VK) 2012 – 2018 1.8 TFSI quattro (CJSB) – 132 kW / 180 HP Construction Year from 201301 Engine Code CJSB Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 (8V1, 8VK) 2012 – 2018 2.0 TFSI (CZPB) – 140 kW / 190 HP Engine Code CZPB Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 (8V1, 8VK) 2012 – 2018 S3 quattro (CJXB) – 206 kW / 280 HP Engine Code CJXB Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 (8V1, 8VK) 2012 – 2018 S3 quattro (CJXG|DJHA) – 228 kW / 310 HP Engine Code CJXG Vehicle Identification Number (VIN) from 8V-D-000 001 Block Separation Engine Code DJHA Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Convertible (8V7, 8VE) 2014 – 2021 1.8 TFSI (CJSA|CJSB) – 132 kW / 180 HP Engine Code CJSA Vehicle Identification Number (VIN) from 8V-D-000 001 Block Separation Engine Code CJSB Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Convertible (8V7, 8VE) 2014 – 2021 2.0 TFSI (CZPB) – 140 kW / 190 HP Engine Code CZPB Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Convertible (8V7, 8VE) 2014 – 2021 40 TFSI (DKZA) – 140 kW / 190 HP Engine Code DKZA Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Convertible (8V7, 8VE) 2014 – 2021 S3 quattro (CJXF) – 210 kW / 286 HP Engine Code CJXF Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Convertible (8V7, 8VE) 2014 – 2021 S3 quattro (DJHA) – 228 kW / 310 HP Engine Code DJHA Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Saloon (8VS, 8VM) 2013 – 2021 1.8 TFSI (CJSA|CJSB) – 132 kW / 180 HP Engine Code CJSA Vehicle Identification Number (VIN) from 8V-D-000 001 Block Separation Engine Code CJSB Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Saloon (8VS, 8VM) 2013 – 2021 1.8 TFSI quattro (CJSB) – 132 kW / 180 HP Engine Code CJSB Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Saloon (8VS, 8VM) 2013 – 2021 2.0 TFSI (CZPB|DKZA) – 140 kW / 190 HP Engine Code CZPB Vehicle Identification Number (VIN) from 8V-D-000 001 Block Separation Engine Code DKZA Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Saloon (8VS, 8VM) 2013 – 2021 40 TFSI (DKZA) – 140 kW / 190 HP Engine Code DKZA Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Saloon (8VS, 8VM) 2013 – 2021 S3 quattro (CJXB) – 206 kW / 280 HP Engine Code CJXB Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Saloon (8VS, 8VM) 2013 – 2021 S3 quattro (CJXG|DJHA) – 228 kW / 310 HP Engine Code CJXG Vehicle Identification Number (VIN) from 8V-D-000 001 Block Separation Engine Code DJHA Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Sportback (8VA, 8VF) 2013 – 2021 1.8 TFSI (CJSA|CJSB) – 132 kW / 180 HP Vehicle Identification Number (VIN) from 8V-D-000 001 Block Separation Engine Code CJSB Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left Construction Year from 201301 Engine Code CJSA
AUDI A3 / S3 Sportback (8VA, 8VF) 2013 – 2021 1.8 TFSI quattro (CJSB) – 132 kW / 180 HP Engine Code CJSB Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Sportback (8VA, 8VF) 2013 – 2021 2.0 TFSI (CZPB|DKZA) – 140 kW / 190 HP Engine Code CZPB Vehicle Identification Number (VIN) from 8V-D-000 001 Block Separation Engine Code DKZA Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Sportback (8VA, 8VF) 2013 – 2021 40 TFSI (DKZA) – 140 kW / 190 HP Engine Code DKZA Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Sportback (8VA, 8VF) 2013 – 2021 S3 quattro (CJXB) – 206 kW / 280 HP Engine Code CJXB Vehicle Identification Number (VIN) from 8V-D-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI A3 / S3 Sportback (8VA, 8VF) 2013 – 2021 S3 quattro (CJXG|DJHA) – 228 kW / 310 HP Engine Code CJXG Vehicle Identification Number (VIN) from 8V-D-000 001 Block Separation Engine Code DJHA Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI TT (FV3, FVP) 2014 – 2026 1.8 TFSI (CJSA|CJSB) – 132 kW / 180 HP Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI TT (FV3, FVP) 2014 – 2026 2.0 TFSI (CHHC) – 169 kW / 230 HP Construction Year from 201501 Engine Code CHHC Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI TT (FV3, FVP) 2014 – 2026 2.0 TFSI quattro (CHHC) – 169 kW / 230 HP Construction Year from 201501 Engine Code CHHC Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI TT (FV3, FVP) 2014 – 2026 2.0 TTS quattro (CJXG) – 228 kW / 310 HP Construction Year from 201501 Engine Code CJXG Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI TT (FV3, FVP) 2014 – 2026 2.0 TTS TFSI quattro (CJXF) – 210 kW / 286 HP Engine Code CJXF Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left VOLKSWAGEN ARTEON (3H7, 3H8) 2017 – 2020 2.0 TSI 4motion (DJHC|DNFE) – 206 kW / 280 HP Engine Code DJHC Transmission Type 7-Speed Automatic Transmission Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN GOLF VII (5G1, BQ1, BE1, BE2) 2012 – 2026 2.0 GTI (CHHA) – 169 kW / 230 HP Engine Code CHHA Vehicle Identification Number (VIN) from AU-D-000 001 Vehicle Identification Number (VIN) from AU-E-000 001 Block Separation Engine Code CXDB Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN GOLF VII (5G1, BQ1, BE1, BE2) 2012 – 2026 2.0 GTI (CHHB|CNTC|CXCB|CXDA) – 162 kW / 220 HP Engine Code CHHB Vehicle Identification Number (VIN) from AU-D-000 001 Vehicle Identification Number (VIN) from AU-E-000 001 Block Separation Engine Code CNTC Engine Code CXCB Engine Code CXDA Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN GOLF VII (5G1, BQ1, BE1, BE2) 2012 – 2026 2.0 GTI Clubsport (CJXE) – 195 kW / 265 HP Engine Code CJXE Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN GOLF VII (5G1, BQ1, BE1, BE2) 2012 – 2026 2.0 GTI Clubsport S (CJXG) – 228 kW / 310 HP Engine Code CJXG Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN GOLF VII (5G1, BQ1, BE1, BE2) 2012 – 2026 2.0 GTI TCR (CJXH|DNUC) – 213 kW / 290 HP Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN GOLF VII (5G1, BQ1, BE1, BE2) 2012 – 2026 2.0 R 4motion (CJXB) – 206 kW / 280 HP Engine Code CJXB Vehicle Identification Number (VIN) from AU-D-000 001 Vehicle Identification Number (VIN) from AU-E-000 001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN GOLF VII (5G1, BQ1, BE1, BE2) 2012 – 2026 2.0 R 4motion (CJXD|DJHB|DNUC) – 213 kW / 290 HP Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN GOLF VII (5G1, BQ1, BE1, BE2) 2012 – 2026 2.0 R 4motion (CJXG|DJHA) – 228 kW / 310 HP Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN PASSAT B8 (3G2, CB2) 2015 – 2019 1.8 TSI (CJSA|CJSC) – 132 kW / 180 HP Engine Code CJSA Vehicle Identification Number (VIN) from 3C-F-200 001 Block Separation Engine Code CJSC Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN PASSAT B8 (3G2, CB2) 2015 – 2019 2.0 TSI (CHHB|CXDA) – 162 kW / 220 HP Engine Code CHHB Vehicle Identification Number (VIN) from 3C-F-200 001 Block Separation Engine Code CXDA Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN POLO III (6R1, 6C1) 2009 – 2018 1.8 GTI (DAJA|DAJB) – 141 kW / 192 HP Construction Year from 201501 Engine Code DAJA Vehicle Identification Number (VIN) from 6R-F-000 001 Block Separation Engine Code DAJB Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN TIGUAN (AD1, AX1) 2016 – 2026 2.0 TSI 4motion (CHHB) – 162 kW / 220 HP Engine Code CHHB Vehicle Identification Number (VIN) from WVGZZZ5NZG-000001 Vehicle Identification Number (VIN) from XW8ZZZ5NZHG-000001 Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN TIGUAN ALLSPACE (BW2, BJ2) 2017 – 2026 2.0 TSI 4motion (CXDA|DNJA) – 162 kW / 220 HP Engine Code CXDA Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN TIGUAN ALLSPACE (BW2, BJ2) 2017 – 2026 2.0 TSI 4motion (DGVA) – 132 kW / 180 HP Engine Code DGVA Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
VOLKSWAGEN T-ROC (A11, D11) 2017 – 2026 2.0 TSI 4motion (CZPB|DKZA) – 140 kW / 190 HP Construction Year from 201801 Engine Code CZPB Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left AUDI A1 / S1 (8X1, 8XK) 2011 – 2019 1.8 TFSI (DAJB) – 141 kW / 192 HP Engine Code DAJB Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
AUDI TT (FV3, FVP) 2014 – 2026 2.0 TTS TFSI quattro (CJXF) – 210 kW / 286 HP Engine Code CJXF Operating Mode Electric Voltage [V] 12 Climate Zones for hot climate zones for OE number 5Q0 121 599 AA Fitting Position Left
Fitment support
Not sure if this part fits your vehicle? Contact MiMi Auto Parts with your vehicle make, model, year, and engine code before ordering and we will help confirm fitment.
Installation note
Cooling system work involves draining and refilling coolant and may require specialised tools. Professional installation is recommended to ensure correct coolant mixture, bleeding of air from the system, and leak-free connections.
Frequently Asked Questions
What are the signs of a failing water pump?
Common signs may include coolant leaks near the front of the engine, engine overheating, a whining or grinding noise from the water pump area, or coolant loss without visible external leaks. Diagnosis should be confirmed before replacement.
Can I drive with a coolant leak?
Driving with a coolant leak is not recommended. Loss of coolant can lead to engine overheating and potentially serious engine damage. The vehicle should be inspected and the leak repaired before further driving.
Does this part fit my vehicle?
Please check the vehicle compatibility section on this page and confirm your vehicle make, model, year, engine size, and engine code before ordering. If you are unsure, contact MiMi Auto Parts before checkout.
Is the price VAT-inclusive?
Yes, product prices on MiMi Auto Parts are shown inclusive of VAT where applicable.
Do you deliver across South Africa?
Yes, MiMi Auto Parts delivers nationwide in South Africa. Delivery cost and estimated timing are calculated during checkout based on your location.
Is professional installation recommended?
Professional installation is recommended for safety-critical and technical parts such as airbag, clock spring, brakes, suspension, steering, clutch, cooling, engine, and electrical components. For guidance specific to this part, see the installation note on this page.
