32 – Subaru 1983 – 1988 Carbureted models DTC

Subaru 1983 – 1988 Carbureted models DTC 32 – Coolant temperature sensor or circuit (1983)/Oxygen sensor or circuit (1984 to 1988)

DTC 32 meaning on Subaru 1983 – 1988 Carbureted models

DTC 32 indicates an issue with the coolant temperature sensor or circuit in Subaru 1983 – 1988 Carbureted models. In 1983, this code could also refer to a problem with the oxygen sensor or its circuit.

Subaru 1983 – 1988 Carbureted models DTC 32 symptoms

1. Engine running too cold or too hot.

2. Poor fuel economy.

3. Engine stalling or rough idling.

4. Check Engine Light (CEL) illuminated.

Subaru 1983 – 1988 Carbureted models DTC 32 causes

1. Faulty coolant temperature sensor.

2. Wiring issues in the sensor circuit.

3. Oxygen sensor malfunction (1984-1988 models).

Subaru 1983 – 1988 Carbureted models DTC 32 seriousness

The seriousness of DTC 32 lies in its potential to cause poor engine performance, reduced fuel efficiency, and possible engine damage if left unresolved.

How to diagnose DTC 32 on Subaru 1983 – 1988 Carbureted models

1. Check the coolant temperature sensor for proper operation.

2. Inspect the wiring and connectors in the sensor circuit.

3. Test the oxygen sensor (1984-1988 models) if applicable.

How to fix DTC 32 on Subaru 1983 – 1988 Carbureted models

1. Replace the faulty coolant temperature sensor.

2. Repair any damaged wiring or connectors in the sensor circuit.

3. Replace the oxygen sensor (1984-1988 models) if found to be faulty.

How to erase DTC 32 on Subaru 1983 – 1988 Carbureted models

After fixing the underlying issue causing DTC 32, you can erase the code using a scan tool or by disconnecting the battery for a few minutes to reset the ECU.