Mazda 6 Service Manual: Engine symptom troubleshooting

Troubleshooting

Quick diagnostic chart

Other materials:

Mazda 6 Service Manual: Personalization Features
The following personalization features can be set or changed by the customer or an Authorized Mazda Dealer. Consult an Authorized Mazda Dealer for details. Additionally, some of the personalization features can be changed by the customer depending on the feature. Personalization features and s ...

Mazda 6 Service Manual: Heater core inspection
1. Remove the A/C unit. (See A/C UNIT REMOVAL/INSTALLATION.) 2. Remove the heater core from the A/C unit. 3. Inspect for cracks, damage, and coolant leakage. If any problems are found, replace the heater core. 4. Inspect for bent fins. If any are bent, use a flathead screwdriver to stra ...