Mazda 6 Service Manual: Dtc c1955, c1956

Dtc c1953, c1954

Diagnostic procedure ...

Dtc u2021

Note To warm up the engine completely, idle the engine and wait for more than 5 minutes. Diagnostic procedure ...

Other materials:

Mazda 6 Service Manual: Oil pressure switch inspection
1. Verify that the oil pressure warning light illuminates when the ignition switch is at ON position. 2. Verify that the oil pressure warning light goes off when the engine is started. If the oil pressure warning light does not illuminate or remains illuminated, inspect the related wirin ...

Mazda 6 Service Manual: Radiator
RADIATOR REMOVAL/INSTALLATION 1. Disconnect the negative battery cable. 2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT.) 3. Remove the cooling fan. (See COOLING FAN REMOVAL/INSTALLATION.) 4. Remove the oil hose. (ATX) 5. Remove in the order indicated in the table. 6. Install in t ...